News

Humans Sparked Warming Nearly 200 Years Ago

By Tim Radford, Climate News Network

Human activity prompted an early start to global warming, scientists say—nearly 200 years ago, long before previous studies had suggested.

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Climate Change: US Wildlife Needs Corridors to Escape Heat

By Tim Radford, Climate News Network

Rising temperatures will force wild creatures to seek cooler refuges—but safe routes for them to migrate may be scarce, scientists say.

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Warming Arctic Creates GHG Danger Zone

By Tim Radford, Climate News Network

Researchers warn that thawing soils in the Arctic tundra’s permafrost will release increasing quantities of carbon dioxide and methane.

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California Trees Have $1 Billion Street Value

By Tim Radford, Climate News Network

Researchers calculate the huge environmental and economic benefits to taxpayers of the trees that line many streets in California’s cities and suburbs

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Global Warming Loop: Arctic Melting Feeds on Itself

By Tim Radford, Climate News Network

Melting sea ice is affecting the closely-linked Arctic climate in a feedback that will speed up warming there, scientists say.--Climate News Network.

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Climate Change: Fossil Fuel Extraction Could Double Temperature Rise if Unchecked

By Tim Radford, Climate News Network

Canadian scientists show that unregulated exploitation of fossil fuels could lead to temperature rises more than double the levels previously feared.