Tuesday, 3 September 2013

Prehistoric climate shift linked to cosmic impact | Earth | EarthSky

http://earthsky.org/science-wire/prehistoric-climate-shift-linked-to-cosmic-impact


More at Sketches from Scratches ... http://woohs.blogspot.com

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Sketches from scratches is a provocative blogspot that has grown out of the Wuh Lax experience. It is eclectic, which means that it might consider just about anything from the simple to the extremely difficult. A scratch can be something that is troubling me or a short line on paper. From a scratch comes a verbal sketch or image sketch of the issue or subject. Other sites have other stuff that should really be of interest to the broad reader. I try to develop themes, but variety often comes before depth. ... more!