Earth - Environment news

Forest and savanna can switch quickly

(PhysOrg.com) -- Two recent studies have found that environmental changes can bring previously stable forests and grasslands to tipping points that produce sudden large-scale and sometimes irreversible changes ...

Oct 14, 2011 4.4 / 5 (8) 1 | with audio podcast report

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

'Tailored' water—the latest in lawn care

In Santa Fe, Albuquerque, and other major cities in New Mexico, nearly every public golf course is now watered with treated municipal wastewater rather than precious potable water supplies. Across the U.S. ...

Jul 11, 2014 4.7 / 5 (3) 0