Friday, October 3, 2014

How the Effects of Climate Change in Arctic Canada are Shrinking Polar Bears

The Globe and Mail

Polar bears are an international symbol of Canada and a barometer for what is happening in the climate-sensitive North. And according to wildlife experts now monitoring the impact of global warming in greater detail, the big bears aren’t as big as they used to be.  Story here.

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The Fertilizer Falacy - Pushing Yields up and Profit Down

Understanding Agriculture  Nitrogen fertilizer is applied to winter wheat.  Photo by Michael Trolove. There’s a deeply held belief in modern...