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* Internet Search Results *
What Is Climate Change? - Science@NASA
What Is Climate Change? Climate change is a long-term change in the average weather patterns that have come to define Earth’s local, regional and global climates. These changes have a broad range of observed effects that are synonymous with the term.
What Is Climate Change? | United Nations - الأمم المتحدة
Climate change refers to long-term shifts in temperatures and weather patterns. Such shifts can be natural, due to changes in the sun’s activity or large volcanic eruptions. But since the 1800s ...
Climate change | Definition, Causes, Effects, & Facts | Britannica
Climate change, the periodic modification of Earth’s climate caused by atmospheric changes and the atmosphere’s interactions with geologic, chemical, biological, and geographic factors.
Climate Change - National Geographic Society
Climate change is a long-term shift in global or regional climate patterns. Often climate change refers specifically to the rise in global temperatures from the mid-20th century to present.
Basics of Climate Change - US EPA
The earth's climate is changing. Multiple lines of evidence show changes in our weather, oceans, ecosystems, and more. The buildup of greenhouse gases in our atmosphere and the warming of the planet are responsible for changes.
Climate change - Wikipedia
Present-day climate change includes both global warming —the ongoing increase in global average temperature —and its wider effects on Earth's climate system. Climate change in a broader sense also includes previous long-term changes to Earth's climate. The modern-day rise in global temperatures is driven by human activities, especially fossil fuel (coal, oil and natural gas) burning since ...
What is climate change? A really simple guide - BBC
What is climate change? Climate change is the long-term shift in the Earth's average temperatures and weather conditions. The world has been warming up quickly over the past 100 years or so.
Climate change - World Meteorological Organization
Climate change is the term used to describe changes in the state of the climate that can be identified by changes in the average and/or the variability of its properties and that persists for an extended period, typically decades or longer.
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