Scientists are warning us vehemently that we have to be net zero carbon by 2050, and we have to jump on getting there right now, or else very bad things will happen.
Cover enough ground with wind turbines and solar panels and you change the local climate, green the desert and could even boost the Sahara’s rainfall.
Imagine a world with so much renewable, clean energy that it could provide all the electricity society needed, reliably and without any interruption, round the clock. That could soon be a reality.
Gov. Jerry Brown, who has positioned the state as a global leader in renewable energy efforts, signs legislation setting 2045 as the target year for ending the use of fossil fuels.
There are some problems clean energy from wind and sun cannot solve. Two new studies provide a roadmap of the challenges ahead.
Fossil fuel investment is not just bad for the global climate. It could also be dangerous for investors and national economies.
Energy efficiency, renewable energy sources and radical changes to diet together can save the planet.
As greenhouse gases are released from drying lakes, even the world’s freshwater could affect climate change calculations.
The country's turn to wind and solar is not only to protect the environment, although the Chinese government faced increasing urban protests if it did not clean up the air.