News tagged with ecological systems

How pesticides change the environment

The number of humans on the planet has almost doubled in the past 50 years ‒ and so has global food production. As a result, the use of pesticides and their effect on humans, animals and plants have become ...

Aug 16, 2013
5 / 5 (6) 0

Panel calls for protecting world's largest forest

At least half of Canada's 1.4 billion acre boreal forest, the largest remaining intact wilderness on Earth, must be protected to maintain the area's current wildlife and ecological systems, according to a ...

Aug 02, 2013
4.2 / 5 (5) 0

The quiet buzz of wild bees

Have you been enjoying eating blueberries this summer? If yes, you can thank wild bees. How much thanks do they deserve? Well, that's a question being asked by Professor Taylor Ricketts, director of UVM's ...

Jul 31, 2013
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Why are aspen dying?

(Phys.org) —If Utah's quaking aspen appear to be quaking more than usual this summer, the trees have reason to tremble, says a Brigham Young University biologist. In dappled forests across the West, aspen ...

Jul 01, 2013
5 / 5 (1) 0

Front-row seats to climate change

By day, insects provide the white noise of the South, but the night belongs to the amphibians. In a typical year, the Southern air hangs heavy from the humidity and the sounds of wildlife.

May 17, 2013
5 / 5 (2) 0 | with audio podcast