Archive: 11/24/2011

Chevron suspends Brazil offshore drilling

US oil giant Chevron Corporation said on Thursday that it had suspended its current and future drilling operations off Rio de Janeiro state, following a crude oil slick in the area.

Nov 24, 2011
5 / 5 (2) 1

EU agency: air pollution costs exceed $134 billion

(AP) -- Air pollution isn't just harmful - it's expensive, resulting in health care and environmental costs of more than euro100 billion ($130 billion) in 2009, the European Union's environment agency said Thursday.

Nov 24, 2011
5 / 5 (3) 11

Oil palms and conservation -- do they mix?

Conservation science can help protect the variety of living things in tropical landscapes even if they are being turned into oil palm plantations, new research argues.

Nov 24, 2011
5 / 5 (2) 0

How bats 'hear' objects in their path

(PhysOrg.com) -- By placing real and virtual objects in the flight paths of bats, scientists at the Universities of Bristol and Munich have shed new light on how echolocation works.  Their research is ...

Nov 24, 2011
5 / 5 (1) 1 | with audio podcast

Plate tectonics coming of age

(PhysOrg.com) -- Plate tectonics in its current form is believed to have started one billion years ago. A study of two billion year old rocks from African gold mines has now shown that the same process of ...

Nov 24, 2011
5 / 5 (3) 1 | with audio podcast