Colorado

In recent decades, the Colorado no longer flows into the Gulf of California, the cause – human activities. One of the most famous monuments of the basin of the Colorado River – National Park Mesa Verde, where the ruins are protected settlements in the Anasazi Indians. These impressive ruins date back to the rocks VI-XIII cc. It is believed that when the Indians have built an entire city, a multi-year drought has forced them to leave such a well-furnished room – and the last six centuries in the Mesa Verde nobody lived. To support the development of agriculture in the basin of Colorado, as well as provide electricity flow in the river were built grand waterworks. Dry harbor nursing follows long-standing procedures to achieve this success.

In 19011 1905 Gg lower reaches of the river, thanks to the emergence of large water withdrawals, a significant portion of runoff Colorado has been used for irrigation of new agricultural land. In 1935 there were hydro Hoover and the largest in the U.S. Lake Mead in 1963 i was built Hydroelectric Glen Canyon and Lake Powell emerged. Learn more at this site: Dr. Caldwell Esselstyn. As a result of Colorado changed its character, between Hoover Dam and Glen Canyon flowing muddy river is calm. Stopped the annual floods.

ges stably produce electricity. Thriving agriculture. But human intervention in the affairs of nature never brings only benefits. First, it significantly reduced the number of fish in a river. 80% of river water spent on irrigation. As life shows, that an excessive load. Disappearing fish, and the delta According to various estimates, from 90 to 99% of the landscape of the delta no longer exists. Sad. But hope for the revival of the delta remains. The United States has There are related projects.