Hydroelectricity

Authorities blamed an “electromagnetic attack” on a series of dams located in southern Venezuela for the latest power outage.
LA ESPERANZA, Honduras -- Berta's assassination sends a chilling message to the Honduran people -- that anyone can be murdered with total impunity. If you can kill Berta, you can kill anyone in Honduras. That scares me. It scares me for what it means for the future of the country, the future of the Lenca people and everyone fighting to defend their territory.
The latest idea to emerge from Hawaii's pioneering alternative energy scene is Ocean Thermal Energy Conversion (OTEC), a process that produces electricity by using the temperature difference between the warm ocean surface waters of tropical areas and the much colder deep water below.
Water problems are a complex mix of natural resource, technology, social, economic and political conditions. When water is limited during extreme events such as droughts, society puts in place a variety of responses. But many of the actions taken in recent years have actually increased the vulnerability of other systems.
As consumers fret about the inevitable rise in food prices, the drought is unveiling another, darker threat to the American lifestyle, as it is now threatening electricity supplies. It's time for serious national discussion about renewable energy.
What happens when a group of film and television producers -- master modern storytellers -- travels to Africa, the cradle of Man and the source of all storytelling, on adventure? They find stories, some with an unexpected twist.
The fact that wind is now a bigger and more dynamic industry than hydro means that the new renewables industries will increasingly have more economic and political clout.