Archive: 08/6/2012

Airborne technology helps manage elephants

For years, scientists have debated how big a role elephants play in toppling trees in South African savannas. Tree loss is a natural process, but it is increasing in some regions, with cascading effects on the habitat for ...

Aug 06, 2012 not rated yet 0

X-ray experts 'decode' diesel soot

Since June 2012, it is official: The World Health Organisation (WHO) has classified diesel soot as a lung carcinogen. Artur Braun, a physicist at Empa and an X-ray spectroscopy expert, has made crucial contributions ...

Aug 06, 2012 not rated yet 0

New Hampshire leads nation in percent tree cover

Tree cover in the nation's Lower 48 states covers 659 million acres, more than one-third of the nation, according to a U.S. Forest Service study of national tree cover and impervious surfaces. New Hampshire leads the nation ...

Aug 06, 2012 5 / 5 (1) 0