Controversy over dams abounds. But hydropower experts see the potential for hydro to carve out an energy niche where power production and habitat protection coexist.
The government says it's working to reduce over-spending on subsidies for renewables, but critics say the the sudden decision to cut support has spooked investors.
The US Supreme Court ruled on Tuesday to put President Obama's Clean Power Plan on hold. The decision is a blow to the administration and a victory for a group of mostly Republican-led states that have banded together against the plan.
The International Civil Aviation Organization (ICAO) agreed Monday on international standards to limit emissions from aircrafts.
Low oil prices are supposed to deter the growth of renewable energy. New data suggest that's not the case.
Tech companies could substantially bolster the clean energy market.
What looks like an economic catastrophe may turn out to be an opportunity.
New technologies could reduce the environmental footprint of biofuels.
A conservative businessman is pouring millions of dollars into making clean energy a cornerstone of the GOP.
Toast the dog, an Internet celebrity, arrives for the 20th Annual Webby Awards in New York on Monday.
Brussels is working to ensure that Europe's energy market is more unified than ever.
Solar power is emerging as an important job creator in a shifting energy economy.
Cheaper gasoline means more Americans are driving – and are buying trucks and SUVs – which means US fuel economy and greenhouse gas emissions are going in the wrong direction, a government report says.
Diplomats bridged a longstanding rich-poor divide between countries to set a goal of keeping planetary warming well below 2 degrees Celsius. A signal for the end of the fossil-fuel era?
Negotiations in Paris will extend into Saturday as an uneven draft climate agreement emerges.
There's a long history of climate summits devolving into acrimony. Not so in this year's Paris climate talks, at least not yet.
As officials finalize a major climate agreement, officials are embracing the broad scope of participation – even it it comes at the cost of traditional legal enforcement.
In an exclusive chat with The Christian Science Monitor on Sunday, Energy Secretary Ernest Moniz stressed the importance of innovation in driving down the cost of clean energy and enabling countries to make bolder climate pledges.
On the sidelines of the Paris climate talks, the Monitor spoke with Giza Gaspar Martins, an Angolan diplomat who represents the world's poorest and most vulnerable nations.
A successful Paris climate summit requires more than just a 'one-off agreement,' US climate envoy Todd Stern said Wednesday.