Pop Change
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The document discusses key terms related to population change including birth rate, death rate, natural increase, and migration. It notes that populations in less economically developed countries are growing faster than those in more economically developed countries due to factors like higher birth rates and lower death rates in LEDCs, as well as less access to family planning resources.
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![Population Change Key Terms ,[object Object],[object Object],[object Object],[object Object],Birth Rate The number of live births per 1000 population per year. Death Rate The number of deaths per 1000 population per year. Natural Increase The birth rate minus the death rate. Migration The movement of people either into or out of an area. Annual Population Growth The birth rate minus the death rate + or – migration.](https://image.slidesharecdn.com/pop-change-pres-1211478891448183-9/85/Pop-Change-1-320.jpg)
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Population explosion causes and its consequences
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The document discusses population trends and issues related to population growth. It provides historical context beginning with Thomas Malthus in the late 18th century who argued that population tends to grow faster than the food supply. It then covers key thinkers and their perspectives on population like Paul Ehrlich who warned of mass starvation in the late 1960s. Global population data is presented showing growth rates slowing but still projected to reach 11 billion by 2200. Challenges faced in developing countries like HIV/AIDS and lack of food production increases are covered. Different views on population issues from progressivists to social equity perspectives are outlined. Family planning programs and their mixed results in countries like China, India and Bangladesh are summarized.
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The document discusses population growth and its impacts. It notes that the world population has doubled since 1960 and is expected to reach 9 billion by 2050. Overpopulation can create issues like increased consumption, disparity, and migration. Models like Malthus' predict population will outpace food growth, leading to famine, but technological advances have increased food supply. Boserup argued that population pressure spurs innovation to intensify agriculture and increase yields. However, overpopulation can also degrade the environment in fragile areas.
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The document discusses population trends and issues related to population growth. It provides historical context beginning with Thomas Malthus in the late 18th century who argued that population tends to grow faster than the food supply. It then covers key thinkers and their perspectives on population like Paul Ehrlich who warned of mass starvation in the late 1960s. Global population data is presented showing growth rates slowing but still projected to reach 11 billion by 2200. Challenges faced in developing countries like HIV/AIDS and lack of food production increases are covered. Different views on population issues from progressivists to social equity perspectives are outlined. Family planning programs and their mixed results in countries like China, India and Bangladesh are summarized.
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China has the largest population of any country with over 1.3 billion people, accounting for 1/5 of the world's population. Many Chinese people do not have work and children must work to support their parents instead of attending school. India has the second largest population of over 1 billion people, with half lacking access to basic necessities like water, food and education. Overall, 80% of the global population lives in poverty in just 15 countries, with only 20% having their basic needs met. Solutions proposed include contraception, sex education, assistance from non-governmental organizations, and global collaboration.
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Dharavi in Mumbai is Asia's largest slum but also houses many small industries, with an annual turnover of $280 million. Despite being overcrowded with 45,000 people per hectare and lacking proper sanitation, Dharavi's residents have built thriving businesses in leather, pottery, textiles and food processing. The slum is home to around 1 million people during the day who have migrated from across India and built prosperous industries within its narrow alleys.
Population explosion introduction
This document discusses population explosion, which refers to the sudden and rapid rise in the size of the human population globally. Some key points:
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- Population explosion is more prominent in underdeveloped and developing countries. The top causes include decreasing death rates, increasing birth rates, and increasing life expectancy.
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The document discusses overpopulation and its causes and consequences. It notes that population growth is due to decreasing death rates from improvements in food production, public health, and medicine. This population explosion strains natural resources and increases issues like unemployment, poverty, and waste. Solutions proposed include increasing education, implementing family planning policies, and raising awareness about birth control.
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Overpopulation occurs when the population exceeds the environment's carrying capacity and resources are depleted rapidly. India's current population is over 1.2 billion people, with about two-thirds living in rural areas. High birth rates and fertility rates are the main causes of overpopulation in India. This leads to issues like unemployment, pressure on infrastructure, low GDP per capita, decreased food production and scarcity of resources. To control the growing population, the document recommends adopting family planning, educating people about the problems of overpopulation, enforcing laws around child marriage, and providing incentives for small families.
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The document discusses human population growth and its impacts. It notes that human populations grew slowly until recent centuries, but have since experienced rapid exponential growth. There is debate around whether population growth or other factors like inequality are the root causes of social problems. While population growth may provide economic benefits, it also risks resource depletion and environmental degradation if not managed sustainably.
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The document discusses factors that influence population growth and change around the world. It notes that modern medicine, vaccination programs, access to clean water, healthcare, and hygienic housing have all contributed to declining death rates. Population can change through births, immigration, deaths, and emigration. The global population has grown substantially over time and is currently over 7 billion people. Future population changes will depend on continued access to resources and medical advances.
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China has the largest population of any country with over 1.3 billion people, accounting for 1/5 of the world's population. Many Chinese people do not have work and children must work to support their parents instead of attending school. India has the second largest population of over 1 billion people, with half lacking access to basic necessities like water, food and education. Overall, 80% of the global population lives in poverty in just 15 countries, with only 20% having their basic needs met. Solutions proposed include contraception, sex education, assistance from non-governmental organizations, and global collaboration.
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Rapid population growth is caused by declining death rates due to advances in food production, public health, and medicine during the Industrial Revolution. While food production increased globally between 1950-1984, it was unevenly distributed, causing malnutrition in some areas. Improving access to clean water, healthcare, and housing has increased life expectancy but challenges remain providing these basics for all as populations grow. Conquering disease through nutrition, vaccination, and new medicines has reduced death rates significantly, especially in more developed countries, contributing to population explosions where birth rates remain high.
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India faces a serious problem of population explosion, as its current population of 127 million is the second highest in the world after China. Rapid population growth is caused by high birth rates and decreasing death rates due to improvements in public health and medical technology. Overpopulation stresses natural resources and leads to issues like increased food demand, waste, unemployment, poverty, and an energy crisis. Proposed measures to control population growth include raising the minimum age of marriage, increasing women's status and education levels, providing more employment and economic opportunities, and encouraging family planning.
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Dharavi in Mumbai is Asia's largest slum but also houses many small industries, with an annual turnover of $280 million. Despite being overcrowded with 45,000 people per hectare and lacking proper sanitation, Dharavi's residents have built thriving businesses in leather, pottery, textiles and food processing. The slum is home to around 1 million people during the day who have migrated from across India and built prosperous industries within its narrow alleys.
Population explosion introduction
This document discusses population explosion, which refers to the sudden and rapid rise in the size of the human population globally. Some key points:
- The current world population is 7.6 billion as of May 2018, with China as the most populous country at over 1.38 billion people and India second at 1.36 billion.
- Population explosion is more prominent in underdeveloped and developing countries. The top causes include decreasing death rates, increasing birth rates, and increasing life expectancy.
- Consequences of uncontrolled population growth include increased stress on resources and the environment, as well as economic and social challenges. Addressing issues like women's rights and education can help slow population growth.
- India's
Population growth and it's impact
The document discusses population growth and its impacts in India. It notes that India currently has over 1.3 billion people and is projected to surpass China as the world's most populous country by 2024. Rapid population growth is straining resources and creating issues like unemployment, food and housing shortages, pollution, and displacement from climate change impacts. Solutions proposed to control population growth include increasing access to education and healthcare, promoting family planning, raising the status of women, and improving living standards through employment opportunities and economic development.
Population explosion and consequences
The document discusses the challenges posed by rapid population growth and overpopulation. It notes that the world's population has increased from 1 billion in 1800 to over 7.8 billion today, with most growth occurring in developing countries in Africa and Asia. The main drivers of population growth are cited as illiteracy, poverty, lack of access to family planning and healthcare. Major effects of overpopulation include increased unemployment, food shortages, decline in resources and living standards, and environmental degradation. Solutions proposed include improving access to education, healthcare, family planning services, and changing cultural attitudes.
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The document discusses population explosion in developing countries like India. It states that population explosion is a curse for developing nations as it strains limited resources and leads to increased poverty, malnutrition and other issues. The key causes of population explosion discussed are the decline in death rates due to better healthcare and medical facilities, more hands needed to overcome poverty, technological advances in fertility treatments, immigration, and lack of family planning. Some effects mentioned are unemployment, food scarcity, environmental degradation, lowered standards of living, and negative impacts on human values. Solutions proposed include empowering women, promoting family planning, making education on these issues more engaging, offering government incentives, and one-child policies with varying degrees of coercion.
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This document discusses overpopulation in India. It provides background on India's population size and growth rate, then examines causes of overpopulation like lack of family planning and views of children as a source of income. Effects of overpopulation discussed include stress on resources, unemployment, and pollution. The document also reviews government policies to address overpopulation like promoting smaller families and later marriages, and presents population pyramids depicting India's past and projected demographic changes over time.
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The document discusses key factors that influence population growth rates including birth rates, fertility rates, and death rates. It notes that the current world population growth rate is 1.15% per year and projections estimate the population will stabilize at just over 10 billion by 2200. The document also lists the most populated countries as of 2008 and discusses some of the impacts of overpopulation on food supplies, the environment, and health, such as insufficient food, loss of cropland, economic insecurity, spreading of diseases, and increased spread of infections.
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The document discusses overpopulation and its causes and consequences. It notes that population growth is due to decreasing death rates from improvements in food production, public health, and medicine. This population explosion strains natural resources and increases issues like unemployment, poverty, and waste. Solutions proposed include increasing education, implementing family planning policies, and raising awareness about birth control.
Hazards of high population
Overpopulation occurs when the population exceeds the environment's carrying capacity and resources are depleted rapidly. India's current population is over 1.2 billion people, with about two-thirds living in rural areas. High birth rates and fertility rates are the main causes of overpopulation in India. This leads to issues like unemployment, pressure on infrastructure, low GDP per capita, decreased food production and scarcity of resources. To control the growing population, the document recommends adopting family planning, educating people about the problems of overpopulation, enforcing laws around child marriage, and providing incentives for small families.
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This video adds a lot to the lesson as a whole
https://www.youtube.com/watch?v=QAkW_i0bDpQ&feature=em-subs_digest
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The document discusses the human population and its impact. It begins by defining population growth and noting that the current world population is over 7.4 billion. If trends continue, the population is projected to reach 8.5-10.9 billion by 2050. Several factors influence population size, including birth rates, death rates, and migration. Rapid population growth can put pressure on resources and the environment, while population age structure also affects growth rates. The document examines population issues for different countries and regions.
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The document summarizes the demographic transition and historical human population growth. It describes 4 stages: 1) Early hunter-gatherers had high birth and death rates with fluctuating population growth. 2) The rise of agriculture led to decreasing death rates and increasing population growth as health improved. 3) During industrialization, birth rates began decreasing as well due to family planning and women's roles while death rates remained low due to healthcare. 4) In high-tech eras, populations stabilized with low birth and death rates as family planning and medicine advanced.
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A changing human population
The document discusses key concepts in demography including:
1) Demography is the study of human populations, how they change over time, and factors that influence population size such as birth rates, death rates, and migration.
2) Countries are divided into developed and developing based on average income and rates of population growth and industrialization.
3) Demographers use factors like age structure, survivorship, fertility rates, death rates, migration, and life expectancy to forecast and predict future population size.
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Rapid population growth is occurring due to higher birth rates and lower mortality rates. The main causes of population growth are the decline in death rates due to better medical facilities, technological advancements prolonging lifespans, and immigration. The effects of rapid population growth include depletion of natural resources, degradation of the environment, rise in unemployment, high living costs, and faster climate change. Scientific solutions to control population growth involve increasing education levels, especially for girls, raising awareness of family planning methods through social marketing programs, and educating people about the impacts of overpopulation.
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1. Malthus' theory proposed that population grows geometrically while food production increases arithmetically, eventually leading to famine and population decline through preventative or positive checks.
2. Boserup emphasized that larger populations stimulate technological innovation in agriculture, allowing for increased food production.
3. The Demographic Transition Model predicts that populations will progress through four stages as mortality and fertility decline due to development, eventually reaching low, stable population growth.
4. Criticisms note the model overgeneralizes and ignores variables like war, status of women, and challenges for LEDCs to industrialize.
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The document discusses various topics related to population geography, including:
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2. Population change is influenced by birth and death rates. As countries develop, they typically progress through a demographic transition, with birth and death rates both falling.
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The document discusses key concepts related to human population including population, demography, population growth, and population dynamics. It defines population as a group of the same species living in an area. Demography is defined as the study of human population dynamics, encompassing the size, structure and distribution of populations. The document outlines the demographic transition model showing how populations transition from high birth/death rates to low birth/death rates as countries develop. It also discusses population pyramids and how their shapes reflect different growth stages.
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The document discusses key concepts related to human population including population, demography, population growth, and population dynamics. It defines population as a group of the same species living in an area. Demography is defined as the study of human population dynamics, encompassing the size, structure and distribution of populations. The document outlines the demographic transition model showing how populations transition from high birth/death rates to low birth/death rates as countries develop. It also discusses population pyramids and how their shapes reflect different stages of the demographic transition.
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Trends in global birth rates can be attributed to social, economic, and political factors. As income per person increases over time, crude birth rates generally decrease. Population growth rates increased substantially between 1930-1960 and 1960-1990 but have since declined in most regions.
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Biodiversity hotspots are areas with high levels of endemic species that are under threat. They cover only 1.4% of the Earth's land but contain over 40% of plant species and 35% of animal species. Most hotspots are located in the tropics where optimal conditions exist for growth and diversity. While hotspots have helped protect threatened biodiversity, they leave many ecosystems uncovered and do not address threats facing areas outside their criteria.
L1 ap 2014 defining bio
The document provides information about Edexcel Geography Unit 3: Contested Planet. It discusses the six topics covered in the unit, including how they are linked and the suggested order to teach them. It also provides details about the exam structure, including the format and content of sections A and B. Additionally, it defines key terms related to biodiversity such as ecosystems, biomes, genetic diversity, species diversity, and ecosystem diversity. Finally, it discusses the importance of biodiversity and highlights biodiversity hotspots as areas of very high biodiversity values.
L3 k learn spaces 2014 value of ecosystems
This document discusses how to value ecosystems by examining the economic, cultural, and environmental value they provide. It provides examples of ecosystem services - the benefits ecosystems provide to people - which are broken into supporting, regulating, cultural, and provisioning services. These services have a large impact on human well-being. The document then analyzes two case studies: the Daintree Rainforest in Australia and coral reefs. For the Daintree, it highlights the ecosystem services of carbon sequestration, providing medicine, tourism, cultural value for indigenous people, and its history of logging. For coral reefs, it prompts examining their value through videos and a textbook section.
L6 ap 2014 dangers of mountain env
Mountain environments pose several dangers including cold temperatures, steep terrain, avalanches, and severe weather. Despite these risks, many people are drawn to mountains for recreation like skiing and tourism which provides economic benefits but also puts more lives at risk. When visiting mountains, it is important to be aware of potential hazards from the environment and weather and take proper precautions for protection and survival.
L4 avalanches ap
An avalanche is a rapid flow of snow down a steep mountain slope. Avalanches are typically triggered by heavy snowfall, strong winds, or human activity such as skiing or climbing. When triggered, an avalanche can move at speeds up to 200 km/h, destroying everything in its path. Avalanches pose serious dangers to those caught in their path who may be killed or injured by the force of the moving snow.
L1. introduction to mountain environments ap
This document provides information about mountain environments and includes several learning activities. It begins with an introduction to the key characteristics of mountain environments and includes a virtual field trip. Students are then assigned a mini research project on a particular mountain. The rest of the document outlines several challenge activities for students to complete, including identifying mountain ranges on a map, learning fun facts about mountains, watching a video to describe feelings, and reading an extract about being stranded on a mountain. The overall purpose is to broaden students' knowledge of mountain environments through various learning exercises.
Glacier and corrie formation ap
Glaciers form through the accumulation of snow in mountainous areas. When snow falls during winter and does not melt during cold spring and summer months, it compacts into dense ice over many years under its own weight. Additional layers of snow become compressed into ice, which causes the air to be squeezed out, turning the glacier a blue color. The large mass of ice then flows down the mountain under its own weight, eroding the landscape through two main processes - plucking and abrasion. Plucking involves rocks becoming frozen to the base of the glacier and breaking away as it moves. Abrasion occurs as rocks and debris carried on the glacier's bottom scrape along the valley floor, slowly excavating and shaping the land over
Mountain building
Fold mountains are formed over millions of years when two tectonic plates collide and push material upwards, creating mountain ranges. The largest fold mountains include the Himalayas, Alps, Andes, Rockies, and Urals. Fold mountains are formed through the upward and downward folding of crustal material. Once formed, mountains undergo weathering and erosion that slowly shape the landscape over time.
L2 growth of brighton ap
Brighton has a long history as a popular seaside resort town on the southern coast of England. It was first mentioned in the Doomsday Book in 1086 and saw growth as a fishing and port town in the 16th-17th centuries. In the 18th century, doctors began promoting the health benefits of sea bathing, attracting more visitors. Major growth occurred in the 19th century with the construction of the Brighton Pavilions by the Prince of Wales in 1787 and the arrival of the London to Brighton Railway in 1841, opening the town to day trippers. The development of tourism infrastructure like the two piers further increased visitor numbers. Today, tourism remains a vital part of Brighton's economy.
L4 multiculturism in brighton
Globalization has caused increased migration and a multicultural Britain. It refers to how people and companies are becoming more connected globally through improved transportation like airplanes and container ships. This has made it easier for people to move between countries for work or a better life. As a result, Britain has seen large numbers of migrants come from countries like India, Pakistan, Poland and Ireland, changing the cultural makeup of the country. This has resulted in both positive and negative effects of an increasingly multicultural society in Britain.
L3 rebranding 2014
This document discusses rebranding of places and provides examples. It defines rebranding as redeveloping and marketing a place to give it a new identity to attract new investors and visitors. Examples discussed include Miley Cyrus rebranding herself, and the recent rebranding of Kingston Market. Students are asked to consider why places like towns or seaside resorts may want to rebrand. The document also discusses the proposed rebranding of the West Pier area in Brighton and having students design a questionnaire to collect public opinions on the rebranding.
Food lesson 2 ap
- There are two main types of farming: arable farming, which involves growing crops, and pastoral farming, which involves rearing animals. Some farms practice mixed farming with both crops and livestock.
- Arable farming is more common in southeast England where the land is flat, fertile, and has a warm climate and good transportation. Pastoral farming is found more in southwest England where the climate is warm and wet, even if the land is hilly.
- Organic farming avoids artificial fertilizers and pesticides and uses crop rotation to maintain soil fertility.
Diversification
Farm diversification is when farmers grow multiple crops and agricultural products on their land rather than specializing in one main crop. Traditionally, farms focused on a single product like dairy or livestock but now many farms are diversifying their offerings in response to changing market prices. Diversification allows farms to continue making money by providing a variety of agricultural goods and experiences to attract visitors.
L3 food miles
Food miles refer to the distance food travels from field to plate. Longer food miles contribute significantly to carbon dioxide emissions that cause climate change. The document discusses how most fruit and vegetables in the UK are now imported, having doubled since the 1990s, and imports are predicted to continue rising. It identifies several causes for this increase in food imports and miles, including lower costs, consumer demand for out-of-season foods, some foods not being able to be grown in the UK, supermarket desires for higher profits, and improved transportation technology. Potential positive and negative impacts of increased food miles are also mentioned.
Year 9 rf revision 2015
To revise key topics in geography including physical landscapes, glaciation, population, development, and tourism. The document provides revision materials such as diagrams, videos, exercises, and practice questions to help students review these concepts in preparation for an assessment. Interactive activities include matching processes of glaciation to their order, identifying features in photographs, and playing geography taboo to review terms related to development. The goal is to strengthen students' understanding of these interrelated topics through multi-modal learning and self-testing activities.
L6 tsunami ap
This document provides information about tsunamis, including what causes them, how they occur, and details about the devastating 2004 Indian Ocean tsunami. It aims to teach students about tsunamis through defining key terms, having students watch explanatory videos, modeling a hypothetical tsunami using play dough to demonstrate the wave's destructive power, and role playing a television news script about the 2004 event.
L7 hazard research ap
This document discusses natural hazards and provides information and assignments about them. It defines a natural hazard as an extreme weather event that occurs naturally. Some examples of natural hazards mentioned are tornados, flooding, avalanches, earthquakes, and hurricanes. Students are assigned a project to research a natural hazard of their choice, with success criteria including describing what causes it, its effects on people, how humans respond to it, where it is found, and including an example, maps, photos and diagrams in their project.
Revision presentation 2015pptx blog
This document provides a summary of content for a Year 8 geography exam revision. It includes the following key points:
- Global issues section covers causes and effects of global warming, resource extraction in Congo, food and water access as global issues.
- Europe section covers identity, migration push/pull factors, and a quiz on the content.
- Plate tectonics section explains how the earth's crust is divided and how plates move, with examples of constructive, destructive, and conservative plate boundaries. It also discusses tsunamis and a case study.
- Hazards section provides guidance on a research project about a natural hazard, its causes, effects, responses, locations, and an example.
L5 planning questions
The document discusses anagrams and their corresponding words, including "assess", "discuss", "causes", "evaluate", and "consequences". It then provides potential essay questions about the causes and patterns of food insecurity around the world, asking the reader to discuss whether food insecurity has one primary cause or results from various local and regional factors. A model methodology and framework are mentioned but not described.
L6 planning questions
This document provides guidance on answering questions about data stimuli effectively:
- It warns students to avoid mixing up causes and consequences in their answers.
- It advises brushing up interpretation skills like considering all parts of maps, graphs, data tables and diagrams instead of just one area.
- It explains what makes a good data stimulus answer - correctly interpreting the question, focusing on the specific task like impacts rather than just describing changes, and using evidence from the stimulus instead of just the stimulus.
- It also provides examples of grouping information in the stimulus to more easily see trends and patterns, as well as using examples to add depth instead than just the stimulus.
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