Democrat senators argue too much of the US stimulus package is being paid out to foreign clean tech firms
New study finds that improvements in turbine designs has led to a huge increase in potential wind energy capacity
Sulphur and nitrogen targeted by Clean Air Amendments
Over-representation of rural interests in the Senate means US will struggle to pass environmental legislation
But horse trading to keep carbon trading goes on
Recovery Act credited with driving 39 per cent expansion in US wind energy capacity
As defeat in Massachusetts robs Democrats of their filibuster-proof Senate majority, senator Murkowski plans amendment to stop EPA regulating carbon emissions
Californian vineyards embrace new sustainability best practices
New mandatory Calgreen building code will ensure new buildings improve energy efficiency, cut waste to landfill and curb water use