“Fossilized microbial mats—basically, pillows of slime”

Scientists consider climate change due to human action as extremely detrimental to human life on the planet. But as the glaciers melt in places like Greenland, newly exposed land give other researchers new opportunities. This previously snow-covered rock ledge now shows evidence of some of the earliest known life on the planet.

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3.7-billion-year-old fossils may be the oldest signs of life on Earth

By Joel Achenbach

The Washington Post

August 31, 2016