Thursday, March 2, 2017

Scientists Say Canadian Bacteria Fossils May Be Earth’s Oldest

The New York Times

They are microscopic artwork: tiny tubes and long filaments, strange squiggles etched into some of the most ancient rocks known. Details here.

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Wildfires are reversing Canada's progress on improving air quality

CBC News Air pollution 'is like the zombie that we thought we had killed,' says expert .   Story here.