GLG 598/490 xxxSpring '00

Gravity and Biology
Emily Holton, NASA Ames
 

WHAT HAPPENS TO LIFE WHEN G CHANGES?

Gravity on Earth = 1G throughout evolution

Gravity--a far ranging force with intensity and direction

Gravity--the most constant environmental factor through evolution

MultiG Mentality

Ichthyostega Moschops Bush Baby Gorilla Human

350 MY 150 MY 70 MY 30 MY 1.6 MY

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