Yuki Yamaguchi Acid Rain Since the 1960s, scientists have believed that acid rain kills trees. Now "acid mist", caused by pollutants from power plants and cars, is damaging the sugar maple trees in Vermont. Length: 03:49 minutes No Audio? Click here for help
Since the 1960s, scientists have believed that acid rain kills trees. Now "acid mist", caused by pollutants from power plants and cars, is damaging the sugar maple trees in Vermont. Length: 03:49 minutes
No Audio?
No Audio?
