USA

Chief executives sacrifice private jets to travel to committee on hybrid cars

Well, only if they take over half of North America

But Senator insists US is "back in a position of participation, of respecting views and having real discussions"

Smart grids, advanced metering and combined heat and power plants to underpin energy efficient infrastructure

Legislation to bolster clean tech investment and roll out cap-and-trade scheme to go before Senate as soon as Obama takes office

As wildfires again sweep across southern California, Governor Schwarzengger instructs officials to draw up state-wide climate change adaptation strategy

Berkeley report claims failure to adapt to climate change risks will leave industry facing multibillion-dollar costs

Biofuel companies defend accusations that corn-based ethanol is directly to blame for high food prices

Scientific advisors warn that official US estimates for future energy demand are failing to account for expected increase in demand from electric vehicles

Rumours circulating that Governor Schwarzenegger could be offered energy secretary post in Obama administration