(Phys.org) —The presence of liquid water at and beneath frozen Alaskan sand dunes during Arctic winter suggests that liquid water could also be temporarily stable (or metastable) at frost-covered sand dunes on Mars.
Key gaps in information mean Canada has been unable to assess the impact of exploiting Alberta's oil sands, the nation's environment commissioner said Tuesday.
NASA says the Opportunity rover has passed the marathon mark for driving on Mars.
HiRISE periodically images the Curiosity rover and its surroundings, monitoring for changes such as from active dunes.
Canada has threatened to lodge a World Trade Organization complaint against the European Union if the bloc labels oil from Alberta's tar sands as highly polluting, documents published Monday show.
The Feb. 27 letter from the chairman of the Colorado River Indian Tribes was pleading and tough. It asked President Barack Obama to slow the federal government's "frantic pursuit" of massive solar energy projects in the Mojave ...
A top Iranian environment official said on Monday Tehran and Baghdad will jointly pay $1.2 billion in a project to reduce the number of sand dunes in a bid to cut the number of sandstorms from Iraq.
Canada revised its greenhouse gas emission data from 1990 to 2013 in a report Friday, showing it had higher carbon dioxide discharges each year, and a doubling of emissions from its oil sands.
(PhysOrg.com) -- Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) but stopped early ...
(Phys.org)—Fifty years of Athabasca oil sands development has left a legacy of contaminants in lake ecosystems and that contamination reaches further from the development areas than previously recognized, according to new ...