Scientists find massive reserves of mercury hidden in permafrost
Alessio Gusmeroli and Tim Schaefer drill a permafrost core on the North Slope of Alaska near Deadhorse. Credit: Kevin Schaefer, NSIDC. High-resolution imageResearchers have...
Dust on snow controls springtime river rise in the West
A new study has found that dust, not spring warmth, controls the pace of spring snowmelt that feeds the headwaters of the Colorado River....
NASA Sensing Our Planet 2017 features 25 researchers from Canada, Chile, China, France, Norway,...
Click here to find Sensing Our Planet online. High-resolution imageBoulder, Colo.—The NASA Earth science data centers highlight the work of twenty-five researchers worldwide in...
Arctic sea ice at 7th lowest September
Arctic sea ice extent for September 2017 was 4.87 million square kilometers (1.88 million square miles). The magenta line shows the 1981 to 2010...
Arctic sea ice at minimum extent
Arctic sea ice extent likely reached its annual minimum extent on September 13, 2017. Credit: NSIDC. High-resolution image.Arctic sea ice extent has likely reached...
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Les glaces de l'Arctique pourraient disparaître l'été malgré l'accord de Paris
La banquise de l'Arctique a régulièrement rétréci au cours des dernières décennies, que ce soit en superficie ou en épaisseur, ce qui met à...
Pruitt's political friends come to lobby.
Glenn Coffee and Crystal Coon, both associates from U.S. EPA Administrator Scott Pruitt's political days in Oklahoma, have registered to lobby in Washington. Photo...
Hydrology: Increasing river flood risk
Earth's Future http://doi.org/bzpc (2017)
GARY DYSON / ALAMY STOCK PHOTO
The hydrological cycle is predicted to strengthen with global warming, increasing the amount and intensity of...
Cosumnes River provides model for floodplain restoration in California.
With California’s surface drought over, the state can prioritize investing in groundwater recharge and floodplain restoration to help fight one of its biggest lingering...
Cold-water corals: Acidification harms, warming promotes growth
The cold-water coral Lophelia pertusa is able to counteract negative effects of ocean acidification under controlled laboratory conditions when water temperature rises by a...