we vivisit oil-rich communitiesn california's san n joaquin vavay and along alaska's arctic slope, where residents are asking tough questions about the consequences of fossil fuel extraraction. it's beenen the bedrock of their economomic livelihoods for d des but is now fracturing communities and threatening the planet. [camera's shutter advancing] different announcer: "earth focus" is made possible in part by a grant from anne ray foundation, a margaret a. cargill philanthropy; the orange countyty community foundation; and the farvue fououndation. congregation: ♪ ...oh, victory in jesus, my savior forever, he sought me and he bought me with his redeeming blood... ♪ man: it was only 59 years ago that alaska was ratified as a state in the united states of america, and many people involved did not consider much what the original owners of the land already had and wanted to keep. may god continue to bless the inupiaq people, may god continue to bless this land, may god continue to bless the sea from which cometh all of our abundance. and the church said... congregation: amen. man: arctic sl