Early African dairy farming, seabird migrations
31 July 2012
Presented by Richard Hollingham, Sue Nelson.
This week in the Planet Earth Podcast: how dairy farming in Africa 7000 years ago led to the speedy evolution of the gene that lets us digest milk; and how climate change could be having a detrimental effect on seabirds and fish in the Southern Ocean.
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why do a lot of people confuse between interference and diffraction?
The link between global warming and world population expansion.
How Do We Know The Temp Of Absolute Zero If We Can never Reach It ?
How Do the Immune Cells Detect The Invading Infection ?
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