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Bookmark or Share- What Is Climate Change? | NASAClimate change is a change in the usual weather found in a place. This could be a change in how much rain a place usually gets in a year. Or it could be a change in a place's usual temperature for a month or season. Climate change is also a change in Earth's climate. This could be a change in Earth's usual temperature.
- Climate change - WikipediaClimate change occurs when changes in Earth's climate system result in new weather patterns that last for at least a few decades, and maybe for millions of years. The climate system is comprised of five interacting parts, the atmosphere (air), hydrosphere (water), cryosphere (ice and permafrost), biosphere (living things), and lithosphere (earth's crust and upper mantle).
- Evidence | Facts – Climate Change: Vital Signs of the PlanetThere is no question that increased levels of greenhouse gases must cause the Earth to warm in response. Ice cores drawn from Greenland, Antarctica, and tropical mountain glaciers show that the Earth’s climate responds to changes in greenhouse gas levels. Ancient evidence can also be found in tree rings,...
- NASA: Climate Change and Global WarmingNASA’s Climate Kids website brings the exciting science of climate change and sustainability to life, providing clear explanations for the big questions in climate science. Targeting upper-elementary-aged children, the site includes interactive games, hands-on activities, and engaging articles that make climate science accessible and fun.
- Climate Change | United NationsClimate Change is the defining issue of our time and we are at a defining moment.
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