Hydropower, also called "hydraulic power" or "water power," is energy that is derived from harnessing the force of moving water. It is often used for irrigation, the operation of machines and commercial electricity production, through the use of dams or tidal, wave or ocean power schemes.
SmartPlanet is launching a new, occasional series aimed at dissecting some of the complex topics we cover on a daily basis. First up: wave power.
13 | May 27, 2010 4:00am |
U.S. natural gas prices are rising, while wind and solar are growing rapidly. The global transition to mostly renewable grid power may now be unstoppable.
45 | April 3, 2013 3:00am |
World Water Day: Unless sustainable water resource management practices are implemented, more than half of the world's population will be exposed to severe water scarcity by 2050, according to a...
11 | March 22, 2011 8:32am |
As people push against the limits of what nature freely offers us in terms of fresh water, climate stability and more, how can we use our resources to achieve the greatest return for society?
3 | April 1, 2013 3:00am |
Many banks are wary to finance renewable energy projects, and that hesitation can stall or even stop new projects. Insurers have stepped in to help mitigate the risks and establish the appropriate...
4 | September 17, 2012 9:22pm |
Hydropower in the Pacific Northwest will help create BMW's future electric car series.
April 9, 2010 11:10am |
Building a smarter city rests on a solid business plan. But drafting a viable one is trickier than you might expect.
November 12, 2012 12:17pm |
Europe's largest economy shows that solar power can succeed even in northern climates.
8 | November 6, 2012 3:00am |
The ice is vanishing in the world's longest continental mountain range, threatening the water supply for tens of millions of people in South America.
1 | January 23, 2013 2:28pm |
As more electric cars hit the road, more wind power may be able to hit the grid. Two studies explore how.
2 | September 23, 2011 10:44am |
MADRID -- As Spain falls deeper into recession and drought, farmers and researchers work together to innovate and diversify farming practices.
March 2, 2012 4:34am |
Global investment into renewable power sources surpassed investment into fossil fuel power plants in 2010, according to a Bloomberg report.
3 | November 27, 2011 6:14pm |
The N. Atlantic island has been trying to lure industry with 100 percent renewable, stably priced electricity. A Jersey City IT firm serving NY, London financial districts is moving in. Is IBM next?
October 5, 2011 12:00am |
Iceland, a country of 318,000 people, generates all its electricity from renewables. It could be on the verge of helping giant India map out a geothermal future.
1 | May 5, 2011 11:43am |
A United Nations working committee of nearly 120 researchers has determined that renewable energy can meet most of the world's energy needs by mid-century, but only with the backing of world...
7 | May 9, 2011 5:35pm |
A new bill in Louisiana may help Massachusetts start-up Free Flow Energy harness the power of the Mississippi River. Could in-stream technology become the hydro of the future?
20 | June 8, 2010 4:00am |
Throw jeans in a hot wash and they'll come out smaller. Why should creatures in a warming ocean be any different?
11 | October 5, 2012 3:14am |
What's the German national railway to do without nuclear power? Look to the water, wind, and sun.
1 | August 24, 2011 4:15am |
BARCELONA -- Starlab is a Catalan-based private company that converts technology into profits, global innovation and mind-controlled robots.
April 2, 2012 3:07am |
The Department of Energy spends millions to improve weather forecasting for the country's wind farms. Could the funding beget more funding from investors?
2 | September 16, 2010 4:00am |