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Somajian-Deepak Sawant

Big Project From the india Country .

Science

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GBSN - Biochemistry (Unit 8) Enzymology

Areesha Ahmad

Warming the Earth's Atmosphere: Causes, Effects, and Solutions The phenomenon of atmospheric warming, commonly referred to as global warming or climate change, has emerged as one of the most pressing environmental challenges of our time. It is primarily driven by human activities that increase the concentration of greenhouse gases (GHGs) in the Earth's atmosphere, leading to significant and potentially irreversible changes in climate patterns. This essay explores the causes, effects, and potential solutions to this critical issue. Causes of Atmospheric Warming The primary cause of atmospheric warming is the enhanced greenhouse effect, which occurs when certain gases in the Earth's atmosphere trap heat from the sun. The most significant greenhouse gases include carbon dioxide (CO₂), methane (CH₄), nitrous oxide (N₂O), and fluorinated gases. Human activities, particularly since the Industrial Revolution, have dramatically increased the levels of these gases. Key contributors include: Burning of Fossil Fuels: The combustion of coal, oil, and natural gas for energy and transportation is the largest source of CO₂ emissions. Deforestation: Trees absorb CO₂, and large-scale deforestation reduces the planet's capacity to absorb this greenhouse gas, while the burning and decomposition of trees release additional CO₂. Agriculture: Agricultural practices, such as livestock farming, produce significant amounts of methane and nitrous oxide. Industrial Processes: Various industrial activities release GHGs, including the production of cement, steel, and chemicals. Effects of Atmospheric Warming The impacts of atmospheric warming are profound and widespread, affecting natural ecosystems and human societies globally. Some of the most significant effects include: Rising Temperatures: Global average temperatures have increased, leading to more frequent and intense heatwaves. This can result in health problems, reduced agricultural yields, and increased energy demand. Melting Polar Ice and Glaciers: Higher temperatures cause the melting of ice in polar regions and glaciers, contributing to sea level rise. This threatens coastal communities with increased flooding and erosion. Ocean Acidification: The absorption of excess CO₂ by the oceans leads to acidification, which adversely affects marine life, particularly organisms with calcium carbonate shells or skeletons. Extreme Weather Events: There is an increase in the frequency and severity of extreme weather events such as hurricanes, droughts, and heavy rainfall. These events can cause significant damage to infrastructure, disrupt food and water supplies, and displace populations. Ecosystem Disruption: Changes in temperature and precipitation patterns can alter habitats and affect biodiversity, leading to shifts in species distributions and the potential extinction of vulnerable species. Solutions to Mitigate Atmospheric Warming Addressing atmospheric warming requires a multi-faceted approach that combines mitigat

Warming the earth and the atmosphere.pptx

GlendelCaroz

GBSN - Microbiology (Unit 5) Concept of isolation

Areesha Ahmad

Taphonomy is the study of how organisms decay and become fossilized or preserved in the paleontological record. The term taphonomy (from Greek táphos, τάφος 'burial' and nomos, νόμος 'law') was introduced to paleontology in 1940[1] by Soviet scientist Ivan Efremov to describe the study of the transition of remains, parts, or products of organisms from the biosphere to the lithosphere.[2][3] The term taphomorph is used to describe fossil structures that represent poorly-preserved, deteriorated remains of a mixture of taxonomic groups, rather than of a single one.

Taphonomy and Quality of the Fossil Record

Sangram Sahoo

Nanoparticles for the Treatment of Alzheimer’s Disease_102718.pptx

ssusera4ec7b

Heat units, also known as growing degree days (GDD), are a crucial concept in plant physiology and agricultural science, providing a measure of heat accumulation used to predict plant development rates and stages. This measure is particularly useful in understanding and forecasting the growth phases of plants, such as flowering, fruiting, and maturity, which are temperature-dependent. Key points on the importance of heat units in plant physiology include: Predicting Phenological Events: Heat units help predict significant events in a plant’s life cycle, such as germination, flowering, and harvest times. This is vital for farmers and gardeners to optimize planting schedules and manage crop cycles efficiently. Agricultural Planning: By calculating GDDs, agriculturists can decide the best times for planting, irrigating, applying fertilizers, and controlling pests. This can lead to better crop yields and improved management of resources. Varietal Selection: Different plant varieties have specific heat unit requirements. Understanding these requirements helps in selecting the right varieties for a particular climatic zone, thus maximizing productivity and sustainability. Climate Change Adaptation: Monitoring heat units over time can provide insights into shifting climate patterns and help in developing strategies to adapt agricultural practices to changing environmental conditions. Research and Breeding: In plant breeding, heat unit data can help in developing varieties with desired traits such as drought tolerance or shortened growing periods, which are particularly valuable in regions facing climatic stresses.

Heat Units in plant physiology and the importance of Growing Degree days

Brahmesh Reddy B R

Classification of Kerogen, Perspective on palynofacies in depositional envi...

Sangram Sahoo

Vital Signs of Animals Presentation By Aftab Ahmed Rahimoon

AftabAhmedRahimoon

Harry Coumnas asserts that some individuals think teleportation is merely a fantastical concept and that human teleportation seems like science fiction in real life. However, scientists have already made headway toward the goal of human teleportation by successfully achieving quantum teleportation. He takes into account the reality that, although teleportation for humans is confined to science fiction, it is conceivable in the subatomic realm of quantum mechanics.

Harry Coumnas Thinks That Human Teleportation is Possible in Quantum Mechanic...

kevin8smith

A Scientific PowerPoint on Albert Einstein

xgamestudios8

Molecular and Cellular Mechanism of Action of Hormones such as Growth Hormone...

Ansari Aashif Raza Mohd Imtiyaz

TEST BANK for Organic Chemistry 6th Edition.pdf

marcuskenyatta275

Precision Farming in Fruit Crops presentation

scvns2828

This edition of our Newsletter is a testament to our collective dedication and the exciting progress we’ve achieved. The completion of our first Periodic Report marks a significant milestone, and the advancements in tetrahedrite mineral-based thermoelectric materials are not just promising -they are a lap towards a sustainable future. We’re excited to share updates on our ongoing activities, our synergistic collaborations with the EHRASE cluster and THERMOS project, and insightful technical information on thermoelectric generators. But that’s not all, join us on the Consortium Tour, where this time SGUDS and IGME-CSIC take centre stage. Plus, don’t miss the insightful interview with Doug Crane from our Scientific Advisory Board, whose expertise enriches our understanding of thermoelectrics. This edition also features the fascinating adventures of Starty, exploring the practical uses of thermoelectric devices in a narrative that’s both educational and engaging. Looking ahead, we eagerly anticipate your visit to the START booth at the upcoming 40th International and 20th European Thermoelectric Conference, ICT/ECT 2024, in Krakow. We hope this Newsletter serves not only as a source of information but also as an inspiration for continued excellence. Stay connected with us for more exciting updates from START on our website and social media channels.

EU START PROJECT. START-Newsletter_Issue_4.pdf

Start Project

ManganesehasbeenobservedonMarsbytheNASACuriosityroverinavarietyofcontextsand isanimportantindicatorofredoxprocessesinhydrologicsystemsonEarth.WithintheMurrayformation,an ancientprimarilyfine‐grainedlacustrinesedimentarydeposit inGalecrater,Mars,haveobservedupto45× enrichmentinmanganeseandupto1.5×enrichmentinironwithincoarsergrainedbedrocktargetscomparedto themeanMurraysedimentcomposition.Thisenrichment inmanganesecoincideswiththetransitionbetween twostratigraphicunitswithintheMurray:SuttonIsland, interpretedasalakemarginenvironment,andBlunts Point,interpretedasalakeenvironment.OnEarth,lacustrineenvironmentsarecommonlocationsofmanganese precipitationduetohighlyoxidizingconditionsinthelakes.Here,weexplorethreemechanismsfor ferromanganeseoxideprecipitationatthislocation:authigenicprecipitationfromlakewateralongalakeshore, authigenicprecipitationfromreducedgroundwaterdischargingthroughporoussandsalongalakeshore,and earlydiageneticprecipitationfromgroundwaterthroughporoussands.All threescenariosrequirehighly oxidizingconditionsandwediscussoxidantsthatmayberesponsiblefortheoxidationandprecipitationof manganeseoxides.Thisworkhasimportant implicationsforthehabitabilityofMarstomicrobesthatcould haveusedMnredoxreactions,owingtoitsmultipleredoxstates,asanenergysourceformetabolism.

Manganese‐RichSandstonesasanIndicatorofAncientOxic LakeWaterConditionsinGale...

Sérgio Sacani

Electricity and Circuits for Grade 9 students

levieagacer

In recent years, the growth of scientific data and the increasing need for data sharing and collaboration in the field of environmental chemistry has led to the creation of various software and databases that facilitate research and development into the safety and toxicity of chemicals. The US-EPA Center for Computational Toxicology and Exposure has been developing software and databases that serve the chemistry community for many years. This presentation will focus on several web-based software applications which have been developed at the USEPA and made available to the community. While the primary software application from the Center is the CompTox Chemicals Dashboard almost a dozen proof-of-concept applications have been built serving various capabilities. The publicly accessible Cheminformatics Modules (https://www.epa.gov/chemicalresearch/cheminformatics) provides access to six individual modules to allow for hazard comparison for sets of chemicals, structure-substructure-similarity searching, structure alerts and batch QSAR prediction of both physicochemical and toxicity endpoints. A number of other applications in development include a chemical transformations database (ChET) and a database of analytical methods and open mass spectral data (AMOS). Each of these depends on the underlying DSSTox chemicals database, a rich source of chemistry data for over 1.2 million chemical substances. I will provide an overview of all tools in development and the integrated nature of the applications based on the underlying chemistry data. This abstract does not necessarily represent the views or policies of the U.S. Environmental Protection Agency.

Chemistry Data Delivery from the US-EPA Center for Computational Toxicology a...

US Environmental Protection Agency (EPA), Center for Computational Toxicology and Exposure

Costs to heap leach gold ore tailings in Karamoja region of Uganda

TimothyOkuna

RACEMIzATION AND ISOMERISATION completed.pptx

ArunLakshmiMeenakshi

Large language models (LLMs) are in the spotlight. Laypeople are aware of and are using the LLMs such as OpenAI’s ChatGPT and Google’s Gemini on a daily basis. While companies are exploring new business opportunities, researchers have gained access to an unprecedented scientific playground that allows for fast experimentation with limited resources and immediate results. In this talk, using concrete examples from requirements engineering, I am going to put forward several research opportunities that are enabled by the advent of LLMs. I will show how LLMs, as a key example of modern AI, unlock research topics that were deemed as too challenging until recently. Then, I will critically discuss the perils that we face when it comes to planning, conducting, and reporting on credible research results following a rigorous scientific approach. This talk will stress the inherent tension between the exciting affordances offered by this new technology, which include the ability to generate non-factual outputs (fiction), and our role and societal responsibility as information scientists.

Information science research with large language models: between science and ...

Fabiano Dalpiaz

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