03:38 Watch what happens in this animated satire when a small town polar bear leaves his lonely Arctic world and finds himself adrift in LA-LA Land. Behold his rocket rise to stardom, his inevitable crash and burn, his friendship with Leonardo DiCaprio, his dust-up with Scientology, and his painful journey to redemption and bear-awareness.

04:59 See two of New York’s most impressive green roofs and find out how they can help cities cool off and clean up. At a rooftop research station an expert explains how a few plants can reduce water pollution, cool the atmosphere, and improve air quality. The plush roof garden in a luxury building in Battery Park City shows how to add beauty to functionality.