Earth - Environment news

Climate change may wake up 'sleeper' weeds

(PhysOrg.com) -- Climate change will cause some of Australia’s potential weeds to move south by up to 1000km, according to a report by scientists at CSIRO’s Climate Adaptation Flagship.

Apr 15, 2009
4.1 / 5 (26) 3

World phosphorous use crosses critical threshold

(PhysOrg.com) -- Recalculating the global use of phosphorous, a fertilizer linchpin of modern agriculture, a team of researchers warns that the world's stocks may soon be in short supply and that overuse in the industrialized ...

Feb 14, 2011
4.4 / 5 (24) 38 | with audio podcast

People don't put a high value on climate protection

(Phys.org) —People are bad at getting a grip on collective risks. Climate change is a good example of this: the annual climate summits have so far not led to specific measures. The reason for this is that people attach ...

Oct 23, 2013
3.3 / 5 (32) 65 | with audio podcast

Addressing the 'nitrogen cascade'

While human-caused global climate change has long been a concern for environmental scientists and is a well-known public policy issue, the problem of excessive reactive nitrogen in the environment is little-known beyond a ...

May 15, 2008
3.8 / 5 (28) 5

Permafrost carbon content double the old estimates

New research indicates that the amount of frozen organic carbon locked away in the world’s permafrost regions – a major potential source of atmospheric carbon dioxide (CO2) and methane (CH4) – is double ...

Sep 12, 2008
3.9 / 5 (27) 21

Where does stored nuclear waste go?

Millions of gallons of hazardous waste resulting from the nation’s nuclear weapons program lie in a remote location in southeastern Washington state called Hanford. Beneath this desert landscape about two ...

Nov 27, 2007
3.9 / 5 (27) 0

New clues to air circulation in the atmosphere

Air circulates above the Earth in four distinct cells, with two either side of the equator, says new research. The new observational study describes how air rises and falls in the atmosphere above the Earth's surface, creating ...

Aug 21, 2008
4.4 / 5 (24) 4