This document is the introduction to a biology textbook about greenhouse gases, ozone depletion, and global warming. It begins by welcoming students and emphasizing the importance of observation and experimentation in science. It then lists some key topics that will be covered, including greenhouse gases like carbon dioxide and their sources, the causes and impacts of ozone depletion, and the causes and effects of global warming. The introduction concludes by wishing students helpful learning from the textbook.
This document is the introduction to a biology textbook about greenhouse gases, ozone depletion, and global warming. It begins by explaining the importance of science education and hands-on learning. It then lists the textbook development team and provides an overview of the content to be covered, including greenhouse gases and their sources, ozone depletion and the Montreal Protocol, and global warming causes and impacts. Various learning aids like icons are also introduced.
Відкритий урок з англійської мови. Вчитель Угрін Т. К. Environmental protectionНаталія Касарда
The document discusses the goals and activities of an English language lesson on environmental protection for Ukrainian students. The lesson aims to develop students' lexical, grammatical, reading and speaking skills while raising awareness about environmental issues. The lesson plan includes greeting the students, presenting the lesson topic and goals, warming up activities, discussions on environmental problems and solutions, a reading on the greenhouse effect and global warming, and a writing activity filling in a text about environmental problems.
Global warming relates to the observed increase in average global temperatures in recent years, which is debated as being either natural or human-caused through greenhouse gas emissions. This document outlines various human activities like burning fossil fuels and deforestation that contribute to greenhouse gases, and potential effects of global warming like rising sea levels and species extinction. It suggests steps to reduce global warming through individual actions like reducing energy usage and increasing recycling, as well as larger initiatives like education programs and adaptation strategies.
The document discusses a student project called "Our Common Future" that aims to raise awareness about environmental sustainability and climate change among youth. It describes plans to have five schools from different European countries participate in short-term exchanges to learn about topics like renewable energy and reducing waste. Students will also engage in local activities such as calculating their schools' carbon footprints and organizing recycling campaigns. The overall goal is for students to understand the importance of environmental protection and view themselves as part of the ecosystem through hands-on learning experiences.
The document is a lesson plan for an 11th grade class on environmental problems and sustainability. The lesson uses role-playing and group presentations to discuss issues like pollution, climate change, and species extinction from different perspectives. Students brainstorm solutions and complete a worksheet while listening to an audio on major environmental problems. In conclusion, the groups agree the planet has a chance if humanity works together using strategies like new technologies, education, and sustainable practices. The lesson aims to develop students' language skills while raising awareness of environmental issues and potential solutions.
Global warming is a gradual increase in the Earth's temperature caused by greenhouse gas emissions from human activities like burning fossil fuels. These greenhouse gases, such as carbon dioxide and methane, trap heat in the atmosphere and increase global temperatures over time. While some dispute the impact of human activity on climate change, scientific evidence shows a clear relationship between rising CO2 levels and increased surface and atmospheric temperatures globally over the past 50-100 years. Understanding global warming requires analyzing it from different perspectives, including religious views on humanity's role as stewards of the environment.
1. Roughly 60% of Americans recycle, which helps the environment. Recycling involves reusing materials like plastic, glass, steel, and paper for different purposes rather than sending them to landfills.
2. Landfills in developing countries are discussed in references about reducing, reusing, and recycling waste in a sustainable way.
3. Climate change refers to long-term shifts in temperature and weather patterns primarily due to human activities like burning fossil fuels, which generate greenhouse gases and cause the greenhouse effect of trapping heat in the atmosphere.
This document summarizes the causes and risks of climate change according to scientific consensus. It discusses that climate change is caused by both natural and human factors, especially the addition of greenhouse gases to the atmosphere from the burning of fossil fuels. The impacts of climate change discussed include direct health effects, threats to biodiversity, sea level rise, more extreme weather, increased ocean acidification, water supply issues, and risks to agricultural production. The document aims to inform about the scientific consensus on climate change in order to influence policymaking and facilitate mitigation and adaptation efforts.
This document is the introduction to a biology textbook about greenhouse gases, ozone depletion, and global warming. It begins by explaining the importance of science education and hands-on learning. It then lists the textbook development team and provides an overview of the content to be covered, including greenhouse gases and their sources, ozone depletion and the Montreal Protocol, and global warming causes and impacts. Various learning aids like icons are also introduced.
Відкритий урок з англійської мови. Вчитель Угрін Т. К. Environmental protectionНаталія Касарда
The document discusses the goals and activities of an English language lesson on environmental protection for Ukrainian students. The lesson aims to develop students' lexical, grammatical, reading and speaking skills while raising awareness about environmental issues. The lesson plan includes greeting the students, presenting the lesson topic and goals, warming up activities, discussions on environmental problems and solutions, a reading on the greenhouse effect and global warming, and a writing activity filling in a text about environmental problems.
Global warming relates to the observed increase in average global temperatures in recent years, which is debated as being either natural or human-caused through greenhouse gas emissions. This document outlines various human activities like burning fossil fuels and deforestation that contribute to greenhouse gases, and potential effects of global warming like rising sea levels and species extinction. It suggests steps to reduce global warming through individual actions like reducing energy usage and increasing recycling, as well as larger initiatives like education programs and adaptation strategies.
The document discusses a student project called "Our Common Future" that aims to raise awareness about environmental sustainability and climate change among youth. It describes plans to have five schools from different European countries participate in short-term exchanges to learn about topics like renewable energy and reducing waste. Students will also engage in local activities such as calculating their schools' carbon footprints and organizing recycling campaigns. The overall goal is for students to understand the importance of environmental protection and view themselves as part of the ecosystem through hands-on learning experiences.
The document is a lesson plan for an 11th grade class on environmental problems and sustainability. The lesson uses role-playing and group presentations to discuss issues like pollution, climate change, and species extinction from different perspectives. Students brainstorm solutions and complete a worksheet while listening to an audio on major environmental problems. In conclusion, the groups agree the planet has a chance if humanity works together using strategies like new technologies, education, and sustainable practices. The lesson aims to develop students' language skills while raising awareness of environmental issues and potential solutions.
Global warming is a gradual increase in the Earth's temperature caused by greenhouse gas emissions from human activities like burning fossil fuels. These greenhouse gases, such as carbon dioxide and methane, trap heat in the atmosphere and increase global temperatures over time. While some dispute the impact of human activity on climate change, scientific evidence shows a clear relationship between rising CO2 levels and increased surface and atmospheric temperatures globally over the past 50-100 years. Understanding global warming requires analyzing it from different perspectives, including religious views on humanity's role as stewards of the environment.
1. Roughly 60% of Americans recycle, which helps the environment. Recycling involves reusing materials like plastic, glass, steel, and paper for different purposes rather than sending them to landfills.
2. Landfills in developing countries are discussed in references about reducing, reusing, and recycling waste in a sustainable way.
3. Climate change refers to long-term shifts in temperature and weather patterns primarily due to human activities like burning fossil fuels, which generate greenhouse gases and cause the greenhouse effect of trapping heat in the atmosphere.
This document summarizes the causes and risks of climate change according to scientific consensus. It discusses that climate change is caused by both natural and human factors, especially the addition of greenhouse gases to the atmosphere from the burning of fossil fuels. The impacts of climate change discussed include direct health effects, threats to biodiversity, sea level rise, more extreme weather, increased ocean acidification, water supply issues, and risks to agricultural production. The document aims to inform about the scientific consensus on climate change in order to influence policymaking and facilitate mitigation and adaptation efforts.
The carbon footprint is a measure of the total greenhouse gas emissions caused by an individual, event, product, or organization. It originated from the concept of an ecological footprint developed in the 1990s to measure human impact on the environment. A carbon footprint is calculated based on direct and indirect greenhouse gas emissions, usually expressed in tons of carbon dioxide equivalents. Activities like driving, flying, waste production, and electricity use all contribute to an individual's carbon footprint. Reducing carbon footprints can help limit climate change and resource depletion.
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The Education Department of the Basque Government and BC3 have joined forces to carry out the Training Caravan (Ikertzaileak gelan) initiative. This initiative is part of BC3's Institutional Social Responsibility programme and it is the result of the strong commitment BC3 hast with its immediate environment.
The two institutions gathered together to carry out the Training Caravan (Ikertzaileak gelan) initiative. The objective of this initiative is to foster the vocation for research among Basque students and to inform about the climate change research efforts carried out by BC3 Knowledge body.
The initiative promotes scientific careers among the students, and to do this, a selection of experienced and international renowned researchers that work in research in the Basque Country, explain in different schools of the Basque Country the main features of the scientific career to bring this profession closer to the pupils. The goal of the initiative is not to show their research line in depth but to transmit the reasons to choose this career choice, with the end purpose of making the scientific career a solid option for Basque students.
Toward a Climate Literate, Energy Aware, Science Savvy SocietyClaus Berg
The Essential Principles of Climate Science Literacy. Presentation given at the ICE2009 (Inspiring Climate Education) Conference in Copenhagen, Oct. 2009. By Mark S. McCaffrey, Associate Scientist III,
The Cooperative Institute for Research in Environmental Sciences (CIRES),
University of Colorado at Boulder, USA.
Uploaded by Claus Berg by permission from Mark S. McCaffrey.
This document discusses human-induced global climate change. It notes that worldwide temperatures are rising, carbon dioxide levels are hazardous, and extreme weather events are occurring more frequently. While global climate changes naturally, human activity is accelerating the rate of change through the combustion of fossil fuels. Burning fossil fuels emits carbon dioxide and other greenhouse gases into the atmosphere, trapping heat and contributing significantly to increased global temperatures. The scientific evidence supports that rising carbon dioxide levels are largely due to human activities rather than natural causes, so humans must implement changes to reduce greenhouse gas emissions and lessen the impacts of climate change.
Essay about Global Warming is Real
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The document discusses environmental issues and activities conducted by the Youth for Environment in Schools Organization (YES-O) of Tabaco National High School in Tabaco City, Philippines. It outlines the objectives of YES-O which include promoting environmental awareness, designing projects, disseminating information, and instilling environmental values. It then describes various environmental activities conducted by YES-O students, such as coastal, river, and canal cleanups, as well as tree planting and global warming seminars. The document emphasizes the importance of preserving the environment and motivating community involvement in environmental conservation efforts.
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help boost feelings of calmness, happiness and focus.
This document discusses different types of ecosystems. It describes terrestrial ecosystems like forests, grasslands, and deserts. It also describes different aquatic ecosystems such as freshwater ecosystems found in lakes and rivers, marine ecosystems in the ocean, and estuarine ecosystems where salt and freshwater mix. Specific details are provided about the characteristics of forests, grasslands, deserts, lakes, rivers, oceans, estuaries, and mangrove ecosystems.
The carbon footprint is a measure of the total greenhouse gas emissions caused by an individual, event, product, or organization. It originated from the concept of an ecological footprint developed in the 1990s to measure human impact on the environment. A carbon footprint is calculated based on direct and indirect greenhouse gas emissions, usually expressed in tons of carbon dioxide equivalents. Activities like driving, flying, waste production, and electricity use all contribute to an individual's carbon footprint. Reducing carbon footprints can help limit climate change and resource depletion.
We Can Stop Global Warming Essay
Global Warming Essay
Solutions to Global Warming Essay example
Reducing Global Warming Essay
Essay on We Must Stop Global Warming
Essay about Preventing Global Warming
How to Stop Global Warming Essay
Essay about Stop Global Warming Now!
Preventing Global Warming Essay
Stop Global Warming
Essay on Fighting Global Warming
The Education Department of the Basque Government and BC3 have joined forces to carry out the Training Caravan (Ikertzaileak gelan) initiative. This initiative is part of BC3's Institutional Social Responsibility programme and it is the result of the strong commitment BC3 hast with its immediate environment.
The two institutions gathered together to carry out the Training Caravan (Ikertzaileak gelan) initiative. The objective of this initiative is to foster the vocation for research among Basque students and to inform about the climate change research efforts carried out by BC3 Knowledge body.
The initiative promotes scientific careers among the students, and to do this, a selection of experienced and international renowned researchers that work in research in the Basque Country, explain in different schools of the Basque Country the main features of the scientific career to bring this profession closer to the pupils. The goal of the initiative is not to show their research line in depth but to transmit the reasons to choose this career choice, with the end purpose of making the scientific career a solid option for Basque students.
Toward a Climate Literate, Energy Aware, Science Savvy SocietyClaus Berg
The Essential Principles of Climate Science Literacy. Presentation given at the ICE2009 (Inspiring Climate Education) Conference in Copenhagen, Oct. 2009. By Mark S. McCaffrey, Associate Scientist III,
The Cooperative Institute for Research in Environmental Sciences (CIRES),
University of Colorado at Boulder, USA.
Uploaded by Claus Berg by permission from Mark S. McCaffrey.
This document discusses human-induced global climate change. It notes that worldwide temperatures are rising, carbon dioxide levels are hazardous, and extreme weather events are occurring more frequently. While global climate changes naturally, human activity is accelerating the rate of change through the combustion of fossil fuels. Burning fossil fuels emits carbon dioxide and other greenhouse gases into the atmosphere, trapping heat and contributing significantly to increased global temperatures. The scientific evidence supports that rising carbon dioxide levels are largely due to human activities rather than natural causes, so humans must implement changes to reduce greenhouse gas emissions and lessen the impacts of climate change.
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Essay on Effects of Global Warming
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GLOBAL WARMING Essay example
Global Warming: Fact or Fiction? Essay
The document discusses environmental issues and activities conducted by the Youth for Environment in Schools Organization (YES-O) of Tabaco National High School in Tabaco City, Philippines. It outlines the objectives of YES-O which include promoting environmental awareness, designing projects, disseminating information, and instilling environmental values. It then describes various environmental activities conducted by YES-O students, such as coastal, river, and canal cleanups, as well as tree planting and global warming seminars. The document emphasizes the importance of preserving the environment and motivating community involvement in environmental conservation efforts.
The document discusses the benefits of exercise for mental health. Regular physical activity can help reduce anxiety and depression and improve mood and cognitive functioning. Exercise causes chemical changes in the brain that may help boost feelings of calmness, happiness and focus.
This document discusses different types of ecosystems. It describes terrestrial ecosystems like forests, grasslands, and deserts. It also describes different aquatic ecosystems such as freshwater ecosystems found in lakes and rivers, marine ecosystems in the ocean, and estuarine ecosystems where salt and freshwater mix. Specific details are provided about the characteristics of forests, grasslands, deserts, lakes, rivers, oceans, estuaries, and mangrove ecosystems.
Mobile learning, also known as m-learning, involves using mobile devices to access educational resources anywhere and anytime. It allows for continuous access to learning and interaction between students and teachers, even outside the classroom. Some key advantages include accessibility of content from any location, support for self-paced learning styles, and lower costs compared to computers. However, challenges include small screens that can cause eye strain, distractions from notifications, lack of standardization across devices, and limited memory and connectivity of mobile devices.
This document contains 12 multiple choice questions related to teacher qualities. The questions address various important qualities of effective teachers such as having sound knowledge of subject matter, being good motivators, creating a good learning environment, being reflective in their teaching practice, and using innovative training. Overall, the questions emphasize that skilled, trained teachers who inspire thinking and answer student questions are most important for the success of education.
The document discusses important qualities of effective teachers. It identifies 20 key qualities including empathy, creativity, strong communication skills, interpersonal skills, a positive attitude, fairness, a sense of humor, consistency, rewarding students, reliability, passion, motivation, active listening, nurturing students, honesty, punctuality, a willingness to learn, organization, strong ethics, and treating all students with dignity. These personal qualities and skills help teachers provide challenges, excitement, personal reward and support students in achieving their goals.
Teaching requires certain personal qualities and skills to be effective. The document outlines 19 important qualities of an ideal teacher including empathy, creativity, communication skills, interpersonal skills, positivity, fairness, humor, consistency, rewarding students, reliability, passion, motivation, active listening, nurturing students, honesty, punctuality, willingness to learn, organization, strong ethics, and treating all students with dignity. These qualities help teachers support students, encourage learning, and create a safe environment for students to thrive.
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A workshop hosted by the South African Journal of Science aimed at postgraduate students and early career researchers with little or no experience in writing and publishing journal articles.
How to Fix the Import Error in the Odoo 17Celine George
An import error occurs when a program fails to import a module or library, disrupting its execution. In languages like Python, this issue arises when the specified module cannot be found or accessed, hindering the program's functionality. Resolving import errors is crucial for maintaining smooth software operation and uninterrupted development processes.
Main Java[All of the Base Concepts}.docxadhitya5119
This is part 1 of my Java Learning Journey. This Contains Custom methods, classes, constructors, packages, multithreading , try- catch block, finally block and more.
This presentation includes basic of PCOS their pathology and treatment and also Ayurveda correlation of PCOS and Ayurvedic line of treatment mentioned in classics.
Strategies for Effective Upskilling is a presentation by Chinwendu Peace in a Your Skill Boost Masterclass organisation by the Excellence Foundation for South Sudan on 08th and 09th June 2024 from 1 PM to 3 PM on each day.
How to Build a Module in Odoo 17 Using the Scaffold MethodCeline George
Odoo provides an option for creating a module by using a single line command. By using this command the user can make a whole structure of a module. It is very easy for a beginner to make a module. There is no need to make each file manually. This slide will show how to create a module using the scaffold method.
How to Make a Field Mandatory in Odoo 17Celine George
In Odoo, making a field required can be done through both Python code and XML views. When you set the required attribute to True in Python code, it makes the field required across all views where it's used. Conversely, when you set the required attribute in XML views, it makes the field required only in the context of that particular view.
5. BIOLOGY - IX
4 | P a g e
Dear students,
Science is activity based. Its method is the unprejudiced investigation
of truth, based on scientific evidence. If what is generally considered
right today is scientifically proved wrong tomorrow, it would be
accepted. This is how science works. This rational method has to be
employed in learning science. Continuous observation,
experimentations and analyses lead the scientific perspectives to new
dimensions. Hence, you have to make use of every possible
opportunity to observe and experiment.
The student's role is pivotal in the process of construction of
knowledge. This science textbook is only a resource in the learning
process. Your teachers and supplementary materials will help you in
the creation of knowledge. ’Samagra’, the education portal and
technology enabled Q R code printed textbooks would definitely make
your learning activity in classrooms easy and joyful. I.C.T has also been
considered in the textbook.
This book includes lessons which spread light on greenhouse gases,
Greenhouse effect, ozone depletion, and Global warming. This also
provides an idea about the drastic effects of these phenomenon’s on
the natural existence of the earth and the living world.
The method of presentation is more conducive to the learner to
achieve knowledge and delight. We expect the textbook to be helpful
in the further learning of science.
Love and Regards,
Text Book Development Team.
6. BIOLOGY - IX
5 | P a g e
TEXT BOOK DEVLOPMENT TEAM
Dr. Saphia L
(Assistant Professor Natural Science Department,
CSI College of Education, Parassala)
Ganga J S
(Teacher Trainee, CSI College of Education Parassala)
Gopika G S
(Teacher Trainee, CSI College of Education Parassala)
Blessy S S
(Teacher Trainee, CSI College of Education Parassala)
7. BIOLOGY - IX
6 | P a g e
CONTENT
GREENHOUSE EFFECT:
Greenhouse gases
Sources
OZONE DEPLETION:
Causes
World ozone day
GLOBAL WARMING:
Global warming
Cause
Impact
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Icons used in the textbook for convenience:
For further reading
Let us assess
Extended activities
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EARTH FOR TOMORROW
Ramu saw a poster exhibited in a competition conducted at school on the topic
“save earth from global warming”.
Do you headed about Global warming?
Do you think about how this phenomenon occurs?
What do you understand from this picture?
What happens to the radiations entered into the glass house?
Is all radiations escape from the glass house? What do you mean by this
phenomenon?
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Greenhouse effect
The greenhouse effect describes how natural gases in the earth’s atmosphere
reduce the amount of heat escaping from the earth into the atmosphere. The
more of these gases there are, the more the earth heats up.
The gases which cause greenhouse effect are called greenhouse gases. Major
greenhouse gases are;
Carbon dioxide
Nitrous oxide
Chloro Fluro carbon
This picture
indicate global
warming?
Why the picture of
earth is depicted
like this?
12. BIOLOGY - IX
12 | P a g e
Find more greenhouses gases and note it in your science diary.
Carbon dioxide
Carbon dioxide is one of the primary greenhouse gas comprising of 85% of all
the greenhouse gases. It absorbs long wave length infrared rays and re-radiate it
to the earth itself.
Where all these co2
gases do comes from?
Sources
Industrialization
Human respiration
Burning of fossil fuels
Volcanic eruption and wild fires
Nitrous oxide
carbondioxide
nitruos oxide
methane
CFCs
green house gases
carbondioxide nitruos oxide methane CFCs
13. BIOLOGY - IX
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It is the major gas capturing infrared radiation from the earth’s surface and
subsequently warming the troposphere.
Sources
Microbial activity
Industrial production of nitric acid
Biomass burning
Chlorofluro carbon (CFCs)
CFCs is a harmful gas that depletes the ozone layer and cause green house
effect. Each CFC molecule can trap as much as heat as 100000 CO2 molecule
can. They remain in the atmosphere for a long time.
Sources
Aerosol sprays
Coolant in refrigerator and air conditioner
Cleaning solvents
Methane
Second most important greenhouse gas. It is 80 times potent than CO2 and it
remains in the atmosphere for over 10-20 years.
Sources
Oil and natural gas system
Sanitary landfills
Waste water treatment
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14 | P a g e
Indicators
What is greenhouse effect?
Which one is the primary greenhouse gas?
Name some anthropogenic activities which responsible for
greenhouse effect?
Observe these pictures given below. Compare the pictures and write your
inferences in science diary.
Ozone depletion
The ozone layer is a region in the earth’s
stratosphere which protect the earth from the
harmful ultraviolet radiations from the sun. It
absorbs about 97-99% of ultraviolet rays which
affect the existence of life on earth.
It was entered into Force on
Do you know?
Montreal Protocol
15. BIOLOGY - IX
15 | P a g e
1st
January 1985. It is an
International treaty to
protect Ozone layer.
A poster related to ozone day
is given below. What is the
need of protecting the ozone
layer? Discuss and prepare
notes in your science diary.
Indicators
Which day we celebrate world ozone day?
Effect of greenhouse gases in ozone depletion?
What is the need of protecting ozone layer?
Do you observe the picture shown in the beginning of the chapter? It is a poster
shows global warming. You already learned about global warming.
Global warming
Global warming is a gradual increase in the earth’s temperature generally due to
the greenhouse effect caused by increased levels of greenhouse gases.
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There are many causes for global warming;
Causes of global warming
Global warming is caused by natural and anthropogenic activities.
Natural causes of global warming
Change in the earth’s orbit and rotation
Variations in solar activity
Change in the earth’s reflectivity
Volcanic activity
Changes in naturally occurring CO2 concentration
Microbial activity
Anthropogenic (manmade) causes of global warming
Deforestation
Fossil fuels
Landfills
Over population
Mining
Use of fertilizers
Global warming has severe impact on the existence of life on earth. Discuss
with your friends and add some adverse effect of global warming.
Impact of global warming
Increased drought
Melting of ice in polar region
17. BIOLOGY - IX
17 | P a g e
Loss of species
More health risk
Flood
Migration
It is not when climate changes happen that one should think about nature
conservation. Nature conservation should become part and parcel of everyone’s
life. Nature should be used wisely and preserved for the generations to come.
Let as assess
1. Which one of the following is not a greenhouse gas?
a) Carbon monoxide
b) Methane
c) CFCs
d) Carbon dioxide
2. Prepare a poster based on world ozone day?
3. Complete the chart by filling the effect of global warming?
18. BIOLOGY - IX
18 | P a g e
4. What is the need of preventing the formation of greenhouse gases for the
protection of earth?
Extended activity
1. Analyze the illustration given below. How this picture relate with global
warming? Collect information regarding the reasons for global
warming, its consequences and remedial measures?
flood
--------
--------
--------
health
risk
19. BIOLOGY - IX
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2. Why does more ozone hole seen over Antarctica?