Measuring Extent and Depth of Sea Ice 2010

Nasa’s program to measure glacier and sea ice extent and depth returns much better data than just satellite measurements.

Nasa’s program to measure glacier and sea ice extent and depth returns much better data than just satellite measurements.

Evolution of the Mosasaur

Evolution of the Mosasaur

Species have migrated from sea to land and sometimes back again throughout evolution, here you see the evolution of the Mosasaur, and how it evolved from a small, land lizard into a fearsome sea predator.

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