California

Carbon pricing is set to raise $22bn this year, as Vietnam adopts its own carbon market and China tightens cap-and-trade regulations

VW says 11 million vehicles globally fitted with defeat device, which helps cars pass emissions tests

Senate leader says advocates of SB350 could not compete with 'bottomless war chest' of fossil fuel interests

Bill targets state public employees' and teachers' pension plans

Record dry spell can attract investors into sustainability, argues Francis Malone

Terminator star calls global warming a 'battle in the real world' that's bigger than any movie, at the first summit of conscience for the climate in Paris

Governor Jerry Brown signs executive order, as Secretary of State John Kerry says climate change will become a strategic priority for US government

State unveils raft of new policies designed to drive clean tech investment, including legislative push for state funds to divest from coal

The iPhone maker's latest green energy investment for solar farm in California makes it first $700bn US company

Jerry Brown uses inaugural address to reiterate commitment to bold green policies