Seasons and Episodes
1Season 1 Jan. 13, 2011
S1 - E1Oceans: Into the Blue Jan. 13, 2011
S1 - E2Deserts: Life in the Furnace Jan. 20, 2011
S1 - E3Arctic: Life in the Deep Freeze Jan. 27, 2011
S1 - E4Jungles: People of the Trees Feb. 03, 2011
S1 - E5Mountains: Life in Thin Air Feb. 10, 2011
S1 - E6Grasslands: Roots of Power Feb. 17, 2011
S1 - E7Rivers: Friend and Foe Feb. 24, 2011
S1 - E8Cities: Surviving the Urban Jungle Mar. 03, 2011
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