News tagged with gases

Caves point to thawing of Siberia

Evidence from Siberian caves suggests that a global temperature rise of 1.5 degrees Celsius could see permanently frozen ground thaw over a large area of Siberia, threatening release of carbon from soils, ...

Feb 21, 2013 3.6 / 5 (10) 8 | with audio podcast

As predators decline, carbon emissions rise

(Phys.org)—University of British Columbia researchers have found that when the animals at the top of the food chain are removed, freshwater ecosystems emit a lot more carbon dioxide into the atmosphere.

Feb 18, 2013 4.2 / 5 (5) 1 | with audio podcast

Activists press Obama to move on climate

Activists are stepping up pressure on US President Barack Obama to issue concrete plans to battle climate change, with a major rally planned in Washington following his annual address to Congress.

Feb 12, 2013 1 / 5 (2) 1