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Pollution and Climate Change
This sub-section examines the effects of air pollution on forests and of greenhouse gases on climate, the danger of insecticides for birds and human health, and the pollutants in our rivers.
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Polar Bears near the Arctic Circle in Churchill, Manitoba
2005
Issued by Canada Post for its Flag series, this postage...
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Shrinking Arctic Sea Ice and Permafrost
2003, production : Alain Belhumeur, Jean Lemire
The Arctic is highly sensitive to climate change. While...
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Icefields Parkway, Alberta
2002
Issued by Canada Post for its Tourist Attractions series,...
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Agricultural Management, Prince Edward Island
2001, production : Sylvie Dauphinais
Organochlorines are chemicals in which carbon and chlorine...
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Polar Bears near the Arctic Circle in Churchill, Manitoba
Doreen Colonello, based on a photograph by Johnny Johnson, postage stamp, November 16, 2006

Issued by Canada Post for its Flag series, this postage stamp highlights Churchill, Manitoba as a tourist centre that draws visitors to its location near the Arctic Circle to view polar bears close-up. Global warming threatens the existence of polar bears.

Library Archives Canada / © Canada Post Corporation, 2006 / e008304114 / Reproduced with permission.