Oil firm reckons it could finally plug ruptured Macondo well within two weeks

Chancellor says new energy plans will make German power generation the most efficient and environmentally friendly in the world

Reports claim government is leaning towards small-scale tidal energy project that would ditch proposals for ambitious Severn Barrage

Energy and climate change secretary insists government remains committed to shifting taxation on to polluting activities

City official reveals plans to produce 100,000 electric vehicles a year by 2012

Auto giant plans to use fear of being stranded with a flat battery to highlight benefits of Chevy Volt plug-in hybrid

Reports claim officials are keen to accelerate dam building programme

Pilot project aims to collect energy from braking trains and feed it into the grid

Fast Start Finance web site to provide information on industrialised nations' climate funding commitments

Rule change should allow unspent stimulus cash to be reallocated to green energy and transport projects