Dams on Congo River would generate 40,000MW of electricity, equivalent to 20 large nuclear plants.
China is making faster progress than Germany & UK toward being competitive in a low-carbon world.
A new discovery may offer a solution to the limits of wind and solar energy, using hydrogen as a storage mechanism.
Paying Africa’s people to produce all the renewable energy they can would give them a huge economic boost.
Solar forecasts could help electric utilities tap into solar power as a non-polluting, climate-friendly alternative.
EU’s attempt to give carbon a value to encourage industry to cut greenhouse emissions has been given a reprieve.
Nuclear power stations are closing because they can't compete with cheap power from shale gas.
A new report finds that the White House can meet its near-term emissions goals without relying on Congress.