RJA #4a: Keywords

adwords.google.com
- impact of dams: environmental impact of dams
- dams: earth dams, river dams, dam construction, teton dam failure, history of dams, dam safety
- economics and dams: dam breach analysis, economics department

word.su
- dam: leve, decameter, dyke
- environment: surroundings
- community: community of interests, biotic community, residential districts
- water: body of water, water supply, water system

visualthesaurus.com
- dam: dyke

metaglossary.com
- dam: impound, reservoir, divert, barrier, appurtenant