News tagged with climate history

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Long-standing climate paradox resolved

(Phys.org) —Climate scientists have long documented the strong control of Earth's orbital variations on the waxing and waning of the great ice ages, when huge "pluvial" lakes filled the valley floors of ...

May 05, 2014
4.6 / 5 (52) 26

How dust changed the face of the Earth

In spring 2010, the research icebreaker Polarstern returned from the South Pacific with a scientific treasure - ocean sediments from a previously almost unexplored part of the South Polar Sea. What looks like ...

Jan 25, 2014
4.5 / 5 (17) 7 | with audio podcast

Wet weather helped human culture grow (Update)

We moan about the wet weather all too often but it may have been crucial in the development of human culture from about 70,000 years onwards, according to scientists reporting in Nature Communications today. ...

May 21, 2013
4.7 / 5 (16) 3 | with audio podcast

How variable are ocean temperatures?

The earth's climate appears to have been more variable over the past 7,000 years than often thought. This is the conclusion of a new study forthcoming online this week in the U.S. scientific journal Proceedings of ...

Nov 10, 2014
4.6 / 5 (9) 1

Extreme global warming in the ancient past

Variations in atmosphere carbon dioxide around 40 million years ago were tightly coupled to changes in global temperature, according to new findings published in the journal Science. The study was led by sci ...

Nov 10, 2010
4.2 / 5 (9) 7 | with audio podcast

The Earth's new water budget

Investigating the history of water on Earth is critical to understanding the planet's climate. One central question is whether Earth has always had the same amount of water on and surrounding it, the same ...

Mar 05, 2012
4.8 / 5 (8) 9 | with audio podcast