The national parks preceded the National Park Service, but the first great natural park was a state park. Californiaâs Yosemite State Park was established in 1864, by a federal cession approved by President Abraham Lincoln, and on October 21, 1880, President Rutherford B. Hayes toured Californiaâs Yosemite in an open carriage.
In fact, humans have been capturing the energy of moving water for thousands of years. Today, harnessing the power of moving water to generate electricity, known as hydroelectric power, is the largest source of emissions-free, renewable electricity in the United States and worldwide.
Present Day. Without electric power there would likely be no modern industry as we know it. In 2009, the total amount of electricity generated in the world was 20,100 terrawatt-hours (TWh), enough for every person on Earth to keep a pot of water boiling for one-third of each day throughout the year.resent Day. Without electric power there would likely be no modern industry as we know it. In 2009, the total amount of electricity generated in the world was 20,100 terrawatt-hours (TWh), enough for every person on Earth to keep a pot of water boiling for one-third of each day throughout the year.