Monday, October 3, 2011

Gaping Hole Opens in Arctic Ozone Layer

Margaret Munro - PostMedia News - Oct. 3 - '11

'Unprecedented'; Harmful radiation hit Earth, says study in which Canadian team played key role. Details here.

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Herbicide-resistant weeds now on 72 per cent of surveyed Manitoba fields, costing farmers $77M a year.

The Manitoba Co-Operator Four new resistant weed species have emerged since the last survey in 2016, and researchers say integrated weed man...