News tagged with population change

Do urban 'heat islands' hint at trees of future?

City streets can be mean, but somewhere near Brooklyn, a tree grows far better than its country cousins, due to chronically elevated city heat levels, says a new study. The study, just published in the journal ...

Apr 24, 2012
5 / 5 (1) 1

Counting penguins from space

A new study using satellite mapping technology reveals there are twice as many emperor penguins in Antarctica than was previously thought. The results provide an important benchmark for monitoring the impact ...

Apr 13, 2012
5 / 5 (5) 9 | with audio podcast

Changing climate can affect fish fertility

(Phys.org) -- Warmer water temperatures can greatly increase the reproductive capacity of the widely distributed pest fish species gambusia, or mosquito fish, a new study has found.

Apr 10, 2012
5 / 5 (1) 0 | with audio podcast

Is bioenergy expansion harmful to wildlife?

Despite the predicted environmental benefits of biofuels, converting land to grow bioenergy crops may harm native wildlife. Researchers at the Helmholtz Centre for Environmental Research in Leipzig have developed a way to ...

Apr 03, 2012
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Mumbai, Miami on list for big weather disasters

(AP) -- Global warming is leading to such severe storms, droughts and heat waves that nations should prepare for an unprecedented onslaught of deadly and costly weather disasters, an international panel of ...

Mar 28, 2012
3.8 / 5 (5) 0