News tagged with urban environment

Clamorous city blackbirds

(Phys.org)—Animals have developed a variety of strategies for dealing with increasing noise pollution in their habitats. It is known, for example, that many urban birds sing at a high pitch to differentiate ...

Jan 11, 2013 4.3 / 5 (3) 0 | with audio podcast

Cat survey reveals impact on birds

Some pet cats are killing a lot of birds around the UK, a new study shows. Most don't do much harm, but millions of marauding felines add up to what could be a serious problem for the nation's wildlife.

Jan 11, 2013 3.7 / 5 (3) 5 | with audio podcast

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