This week on Sierra Club Radio: 1) Chadden Hunter, one of the directors of the new Discovery show Frozen Planet, talks about the making of the series. 2) Green living tips from Avital Binshtock 3) Kim Wasserman, Executive Director of the Little Village Environmental Justice Organization, on a big victory to retire two dirty coal plants in Chicago. 4)The Sierra Club's Athan Manuel on how drilling for more oil won't help reduce gas prices
