By Michael Burgan
ISBN-10: 1604137819
ISBN-13: 9781604137811
Hydraulic strength has been used for centuries for every little thing from sawmills to steam turbines. Water energy explores the previous and current makes use of for this resource of renewable power and makes use of brilliant pictures and illustrations to debate its destiny in strength improvement.
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Extra info for Water Power (Energy Today)
Example text
Despite these projects, the building of water power projects may slow somewhat. S. President Barack Obama called for cutting the amount of money the government spent on tidal and wave energy. Instead, he wanted more money to be spent for other forms of renewable energy, such as wind power and solar power. Even with the cuts, though, President Obama was ready to spend more on water power than past presidents had. 40 ? ou K n o w Y id Working with Waves in Oregon ? S. states have a coastline, but Oregon might be the leader in trying to make ocean energy a main source of its power.
Water from the reservoir has leaked into the ground, making it easier for rocks and earth to tumble down. This has created landslides, forcing even more people to move. Farther down the Yangtze, people are not getting as much water from the river as they once did. At the same time, more salt water is entering the area where the river meets the sea. Some sea creatures that live in salt water can now live farther upstream in the Yangtze. They are eating the eggs of other kinds of river life. Scientists still do not know all the damage the dam could cause in years to come.
In 2009, in countries around the world, more than 300 water power projects were started or planned. Some tested new water power systems, while others focused on generating electricity for homes and businesses. 37 WATER POWER A small “micro dam” in Scotland. Such small-scale water projects may become more common. Engineers know both tidal and wave energy systems can work. They just need the money to build them. Some money comes from investors, who hope to make more money in the future from generating and selling electricity.
Water Power (Energy Today) by Michael Burgan
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