Carbon Tracker Initiative says end of hedging in 2016 could spell trouble for company finances if commodity prices remain volatile
Advertising watchdog upholds complaint after NGO said experts agree that fracking would not cut energy bills
Latest government attitudes tracker reveals support for renewables and concern about climate change both remain high
Prospective Labour, Lib Dem and Conservative MPs defy party line to pledge outright opposition to fracking
UKOG says there could be up to 100 billion barrels of oil in the South of England, prompting climate change warnings from environmental groups
Medact report warns fracking could increase risks of cancer, birth defects and lung disease
Cuadrilla and Geothermal Engineering design project to tap renewable heat from disused oil and gas wells
Former environment agency chief says environmental case for shale oil in the UK is much tougher to make than for shale gas and calls for a single regulator
Green business groups set out their priorities for the chancellor's Budget speech tomorrow
Decision comes after Infrastructure Bill set new restrictions on oil and gas exploration in conservation areas