Ernst & Young report says only "business-centric" thinking will unlock energy efficiency savings among small businesses

Industry warns failure to increase Renewables Obligation subsidy will force investment overseas

Figures show £5,000 subsidy inspired only 106 electric car sales over the past three months

Drax "interested" in bands created for burning wood with fossil fuels

More than 175 corporations sign new statement demanding global emissions deal to limit temperature rise and build green economy

But critics slam "enormous lost opportunity" as government moves to restart funding competition

More companies than ever are disclosing carbon emissions data despite tough economic backdrop

Will Nichols discovers a company realising it takes more than a paint job to go green

Boris Johnson angers green groups by claiming a new South-East hub is needed to avoid exporting jobs and emissions abroad

Figures around potential of market opportunity vary, but Siemens, DONG and EDF are among those keen to take advantage