News tagged with soil organisms

Viking landers did detect organics on Mars

(PhysOrg.com) -- In 1976 the NASA Viking landers took samples of soil on Mars and tested them for signs of organic carbon. A reinterpretation of the results now suggests the samples did contain organic compounds, ...

Jan 06, 2011 report
4.5 / 5 (52) 33 | with audio podcast

Thawing tundra a new climate threat

(PhysOrg.com) -- A significant source of greenhouse gases has started leaking into the Earth's atmosphere from an unlikely place. Above the Arctic Circle, land frozen for tens of thousands of years has begun ...

Jan 20, 2012
4.2 / 5 (15) 11

Old permafrost carbon released

Using indicator molecules, a team of researchers headed by ETH Zurich demonstrates that carbon stored in the Arctic permafrost is being mobilised in Eurasian river basins.

Aug 19, 2013
4.6 / 5 (9) 6 | with audio podcast