James Murray argues the shakeout currently underway in the solar sector is an encouraging sign of maturity
Oil giant insists it remains committed to alternative energy division and is on track to invest $8bn in green technology by 2015
NGOs claim first sale of offshore leases since BP disaster has failed to take proper account of spill risks
Campaign to establish ecocide as the fifth crime against peace gathers pace after successful mock trial at UK's Supreme Court
Oil giant to start work on 419MW Flat Ridge 2 project before year end
Report says oil company is 'ultimately responsible' for oil spill but rig contractors also implicated in some areas
Oil company has set aside over $40bn to cover claims and damages over the Deepwater Horizon disaster
Company starts work on Texas wind farm despite fall in profits due to increasing Deepwater Horizon costs
Legal action launched against Transocean, Cameron and Halliburton for their alleged role in Gulf crisis
As BP's execs prepare for a grilling at the company's AGM, their partners on the Deepwater Horizon rig are facing their own remuneration row