Earth news

U.S. Crop Yields Could Wilt in Heat

(PhysOrg.com) -- Yields of three of the most important crops produced in the United States - corn, soybeans and cotton - are predicted to fall off a cliff if temperatures rise due to climate change.

Aug 24, 2009 4.5 / 5 (54) 5

Earth has warmed 0.4 C in 30 years

(PhysOrg.com) -- Half of the globe has warmed at least one half of one degree Fahrenheit (0.3 C) in the past 30 years, while half of that -- a full quarter of the globe -- warmed at least one full degree Fahrenheit ...

Dec 11, 2008 4.3 / 5 (56) 36

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

Unprecedented use of DDT concerns experts

A panel of experts and citizens convened to review recent studies on the link between DDT and human health expressed concern that the current practice of spraying the pesticide indoors to fight malaria is leading to unprecedented ...

May 04, 2009 4.5 / 5 (53) 6

Global warming greatest in past decade

Researchers confirm that surface temperatures in the Northern Hemisphere were warmer over the last 10 years than any time during the last 1300 years, and, if the climate scientists include the somewhat controversial data ...

Sep 01, 2008 3 / 5 (79) 73

Yellowstone's plumbing exposed

(PhysOrg.com) -- The most detailed seismic images yet published of the plumbing that feeds the Yellowstone supervolcano shows a plume of hot and molten rock rising at an angle from the northwest at a depth ...

Dec 14, 2009 4.8 / 5 (49) 18