From Manchester Utd's success off the field to Lego's plans for wind turbines, we run down the key lessons of the week
German chemical company sets new targets for increasing energy efficiency 35 per cent and cutting emissions 40 per cent
Craig Mackenzie argues that fears of a "carbon bubble" have been badly inflated
Retailer estimates UK could save two million tonnes of greenhouse emissions if all supermarkets switched to CO2
Consultancies ink partnership to offer complementary energy efficiency, employee engagement and offsetting service
Carbon Positive programme aims to help ports go carbon neutral by tackling emissions from operations and supply chain
Software giant enters PC power management market with launch of new CA ecoDesktop application
Policy Exchange's Guy Newey argues that well thought out carbon reporting rules will help businesses innovate and cut costs
Tesco's move to phase out carbon labelling might be understandable, but it is also disappointingly short-sighted
Supermarket admits to "reviewing options" after disappointing take-up of carbon labelling by other retailers