Coming up this Sunday evening set aside some time to check out the Discovery Channel’s feature on global warming:
Discovery Channel visits global warming tipping points across the planet, talks to the world’s leading experts, and examines the latest evidence about global warming in GLOBAL WARMING: WHAT YOU NEED TO KNOW. Produced by Discovery Channel, the BBC and NBC News Productions, and hosted by award-winning journalist Tom Brokaw, the two-hour special presents the facts and leaves it up to viewers to determine their own opinion about global warming. GLOBAL WARMING: WHAT YOU NEED TO KNOW premieres Sunday, July 16, at 9 p.m. ET.