Spanish government suspends payments for new solar, wind and biomass plants, as Germany mulls further feed-in tariff changes
Speaker John Boehner warns Keystone conditions are likely to be attached to a new bill next month
Removal of fossil fuel subsidies, carbon pricing and new international sustainability commission top of report's action list
New regulations to slash emissions and deliver 1.4 million electric and hybrid cars on to the roads
Prime minister's lack of leadership on green issues among concerns raised by head of charity that helped rebrand party
Department for Education says it is considering streamlining green building standard rather than scrapping it
BusinessGreen runs down the key green lessons from the past seven days
Experts polled for UN-backed research name short-termism as biggest barrier to green transition
The prime minister has no choice – his commitment to the green economy will be judged by his attendance at the Earth Summit
Solarcentury resigns from BPVA as minister confirms cuts to tariffs will lead to job losses