21. The Capilano has a historic salmon run which was impacted by the dam construction . 22. Mussel populations have declined drastically due to dam construction , water pollution, and invasive species. 23. After World War II, dam construction accelerated due to an abundance of new technology. 24. The other report recommends suspension of second-phase dam construction at the Watarase water reservoir. 25. It took until the 1950s, however, for dam construction to begin on the Vakhsh. 26. In the 1970s he moved into mining and dam construction . 27. School started with 72 students in the public works quarters constructed for dam construction . 28. It is threatened by water abstraction, pollution and dam construction . 29. The dam construction costs were divided between the district and the Turlock Irrigation district. 30. They then kill the boss of the dam construction site.
