Climate change definition
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Climate Change Definition: Long-Term Changes in Climate Patterns
Climate change refers to long-term changes in the Earth's climate system, including shifts in temperature, weather patterns, and the interactions among the atmosphere, land, oceans, ice, and living organisms. These changes can be natural or caused by human activities, but recent decades have seen a significant acceleration due to human actions, especially the emission of greenhouse gases like carbon dioxide, methane, and nitrous oxide from burning fossil fuels, deforestation, and industrial processes 1234+5 MORE.
Key Features of Climate Change: Temperature, Weather, and Global Impacts
Climate change is broader than just global warming. While global warming refers specifically to the rise in average surface temperature, climate change also includes side effects such as melting glaciers, rising sea levels, more frequent and intense droughts, storms, floods, and changes in rainfall patterns. These changes impact ecosystems, food production, water supply, human health, and biodiversity 2468+1 MORE.
Causes of Climate Change: Natural and Human-Induced Factors
Climate change can result from natural processes like volcanic eruptions or changes in solar radiation, but the current rapid changes are mainly due to human activities. The burning of fossil fuels, deforestation, and industrialization have greatly increased the concentration of greenhouse gases in the atmosphere, intensifying the greenhouse effect and leading to global warming and other climate disruptions 1234+4 MORE.
Scientific and Policy Perspectives: Definitions and Agreements
Scientifically, climate is defined as the average state of the atmosphere over time, influenced by the interactions of air, oceans, land, ice, and living things. Climate change, therefore, is a shift in these average conditions over long periods, which can be measured and modeled in various ways 710. International agreements like the Paris Agreement aim to limit global temperature rise to well below 2°C, preferably 1.5°C, above pre-industrial levels to avoid the most dangerous impacts of climate change 146.
Conclusion
In summary, climate change is the long-term alteration of climate patterns, driven mainly by human activities in recent times. It encompasses not only rising temperatures but also a wide range of environmental and societal impacts. Addressing climate change requires global cooperation, reduction of greenhouse gas emissions, and adaptation to its effects to protect both human welfare and the planet’s ecosystems 1234+5 MORE.
Sources and full results
Most relevant research papers on this topic
Introduction to Modern Climate Change. Andrew E. Dessler: Cambridge University Press, 2011, 252 pp, ISBN-10: 0521173159.
Climate change is caused by greenhouse gases, and addressing it requires global cooperation and sustainable measures like alternative energy sources.
What Do We Mean by “Climate” and “Climate Change”?
Climate change is the change in the average global air temperature caused by changes in the composition and interactions between natural elements, such as air, oceans, plants and animals, ice and snow, and rocks.
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