Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Energy crops industry 2 Energy crops industry -- United States. 1 Energy dependence -- SEE: Energy security 8 Energy development 35 SEE ALSO narrower term: Water resources development 30 Energy development -- Colorado -- Parachute Creek. 1 Energy development -- Developing countries -- Finance. 1 Energy development -- Economic aspects -- China. 1 Energy development -- Economic aspects -- United States. 1 Energy development -- Environmental aspects. 8 Energy development -- Environmental aspects -- Alaska -- Arctic National Wildlife Refuge. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >