Best-bets for July 30: extinction; “Sunny” silliness
1) “Human Footprint” season-finale, 9 p.m., PBS. The natural world creates extinctions, we’re told here. Of all species since Earth began, 99% are extinct. But humans accelerate this … or slow it. We see efforts by scientists (a “frozen zoo” in San Diego, a “de-extinction” project in Texas) and laymen, helping elephants in Kenya, trees in Appalachia, rhinos (shown here) and more, Read more…