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The scientific community has been investigating the causes of climate change for decades. After thousands of studies, the scientific consensus is that it is "unequivocal that human influence has warmed the atmosphere, ocean and land since pre-industrial times."
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A related phenomenon driven by climate change is woody plant encroachment, affecting up to 500 million hectares globally. [218] Climate change has contributed to the expansion of drier climate zones, such as the expansion of deserts in the subtropics. [219] The size and speed of global warming is making abrupt changes in ecosystems more likely ...
The world is on track for a “catastrophic” 3.1 degrees Celsius (5.6 degrees Fahrenheit) of global warming over preindustrial levels, according to the United Nations.. The international ...
This interactive class challenges students to understand the climatic and environmental changes currently facing our planet. Understanding the causes of global climate and environmental change requires knowledge of the Earth system, its climate, the mechanisms that force climate and the human activities that affect the magnitude and direction of some of these forcing mechanisms.
Climate change is driving extreme weather By all accounts, the last few years have been brutal for the climate — and for the humans and other living things within it. Around the globe, heat ...
A sobering report from the Intergovernmental Panel on Climate Change (IPCC) released last week placed blame for rising global temperatures squarely on human activity and predicted even more severe ...
Some climate change effects: wildfire caused by heat and dryness, bleached coral caused by ocean acidification and heating, environmental migration caused by desertification, and coastal flooding caused by storms and sea level rise. Effects of climate change are well documented and growing for Earth's natural environment and human societies. Changes to the climate system include an overall ...