Best-bets for July 27: Desert beauty, classroom fun
1) “The Green Planet,” 8 p.m., PBS. If you think you have trouble with a hot dry spell, consider the desert plants; some wait for a decade or longer for rain. Then they zoom into action; time-lapse film catches the stunning stretch when primroses and others briefly turn the desert colorful. This terrific hour with David Attenborough (shown here) shows how plants entwine, sharing their roots; and how cacti and others store water reserves. Read more…