Large variations in precipitation over the past millennium

According to a new study in Nature, the Northern Hemisphere has experienced considerably larger variations in precipitation during the past twelve centuries than in the twentieth century. Researchers from Sweden, Germany, ...

Scientists identify climate 'tipping points'

An international team of scientists have identified potential 'tipping points' where abrupt regional climate shifts could occur due to global warming,

Quantifying the impact of volcanic eruptions on climate

Large volcanic eruptions inject considerable amounts of sulphur in the stratosphere which, once converted into aerosols, block sun rays and tend to cool the surface of the Earth down for several years. An international team ...

From the depths of a microscopic world, spontaneous cooperation

Maybe it's not such a dog-eat-dog world after all. A clever combination of two different types of computer simulations enabled a group of Illinois researchers to uncover an unexpectedly cooperative group dynamic: the spontaneous ...

Causes of California drought linked to climate change

The atmospheric conditions associated with the unprecedented drought currently afflicting California are "very likely" linked to human-caused climate change, Stanford scientists say.

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