2016 ties with 2007 for second lowest Arctic sea ice minimum

The National Snow and Ice Data Center (NSIDC) is part of the Cooperative Institute for Research in Environmental Sciences at the University of Colorado Boulder. NSIDC scientists...

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 maximum at record low for third straight year

Arctic sea ice maximum at record low for third straight yearThe National Snow and Ice Data Center (NSIDC) is part of the Cooperative Institute for...

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....

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Berlin plans a new network of bike superhighways.

Twenty years ago, Berlin’s network of sidewalk paths marked it out as one of Europe’s best places to ride a bike. But as the...

The conservative carbon tax: Right idea, wrong tool.

March 13, 2017 — Recently some U.S. conservative leaders proposed a carbon tax to hedge the risks associated with climate change. We welcome these...

Biogeochemistry: Land CO2 sink drivers

Nature 541, 516–520 (2017) Year to year, variations in the rate of atmospheric CO2 growth arise primarily from fluctuations in carbon uptake by ecosystems on...

Boko Haram terrorists thriving on climate crisis: report

Chronic drought around Lake Chad is reinforcing terrorist group Boko Haram’s stronghold on the region, a report commissioned by the German government has warned.Some...

Keystone XL pipeline gets Nebraska’s approval, clearing a key hurdle in 9-year effort and...

Nebraska regulators voted on Monday, Nov. 20 to approve TransCanada Corp's Keystone XL pipeline route through the state, lifting the last big regulatory obstacle...