A greenhouse gas 24,000 times more powerful than carbon dioxide is being driven up by China’s growing electricity needs, according to a new study. CO2 is the number one greenhouse gas on our radar for ...

Sulfur hexafluoride is crucial for high-voltage equipment, but it can trap heat in the atmosphere for 1,000 years or more. And emissions are on the rise. The power grid is underpinned by a single gas ...