Drinks giant buys 14 gas-powered Iveco lorries after trial finds biomethane can help cut air and noise pollution

New report predicts total levels of PM10 and NO2 will be slightly lower during 2012 Games in capital, but some areas could still exceed legal air quality limits

AF Consult launches heavily criticised report on the costs of UK green energy targets, after partner KPMG walked away from findings

Deutsche Bank and Rockefeller Foundation urge Obama administration to support new financing models to boost energy efficiency

Guinness Asset Management opens £10m energy efficiency and renewables fund, as Co-op puts £1m towards community green power schemes

Industry accuses DECC of getting sums wrong as figures reveal solar installation boom will cost far less than first thought

DECC and Ofgem report argues coordinated transmission links could shave £3.5bn from cost of offshore wind

Brixton and Westminster solar schemes aim to help reduce energy bills for tenants in social housing

The EU has taken a major step forward with its energy efficiency directive – now it is time for firms to take energy saving seriously

Energy and climate change secretary calls for ambitious but flexible European energy efficiency directive