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PUBLIC MARKS with tags "ozone layer" & "polar bears"

15 May 2008 22:00

Polar explorer Steger says polar bears' new status highlights the dangers of global warming

by Newspartnergroup

The polar bear just got listed as a threatened species, but veteran polar explorer Will Steger and the team he's leading in the Canadian Arctic found themselves threatened - by the bears.

polar bears threatened species global warming ozone layer

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last mark : 15/05/2008 22:12