The Greenhouse Effect. Key Greenhouse Gases. Other Greenhouse Gases. Aerosols. Climate Feedbacks. More Climate Change Information. See answers to common questions on climate change on the Frequently Asked Questions page. Observations across the United States are showing how climate change is happening now.
Climate change describes a change in the typical weather for a region — such as high and low temperatures and amount of rainfall — over a long period of time. Scientists have observed that, overall, Earth is warming. In fact, many of the warmest years on record have happened in the past 20 years.
Causes and Effects of Climate Change. Fossil fuels - coal, oil and gas - are by far the largest contributor to global climate change, accounting for over 75 per cent of global greenhouse
Climate change refers to changes in weather patterns and growing seasons around the world. It also refers to sea level rise caused by the expansion of warmer seas and melting ice sheets and glaciers. Global warming causes climate change, which poses a serious threat to life on Earth in the forms of widespread flooding and extreme weather.
What is global warming, explained. The planet is heating up—and fast. 2:49. Causes and Effects of Climate Change. By Christina Nunez. Published January 22, 2019. • 7 min read. Glaciers
Climate change is the long-term alteration of temperature and typical weather patterns in a place. Climate change could refer to a particular location or the planet as a whole. Climate change may cause weather patterns to be less predictable. These unexpected weather patterns can make it difficult to maintain and grow crops in regions that rely
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