Microsoft

IT giant will require each business unit to pay for CO2 emissions in order to embed sustainability into company

IT giant reveals plans for US data centre powered entirely by renewables

Green group urges firm to follow lead of Google and Facebook by investing in more efficient datacentres

Chief environmental strategist hints IT giant will soon be announcing carbon cutting milestone

Microsoft chairman warns US has "no option" but to boost investment in clean energy

Microsoft founder calls for more research into breakthrough energy technologies

Online modelling tool to help businesses work out how much energy they can save with new operating system

Cross-party group lobbies ministers to live up to pre-election promises

Ford to use Hohm smart meter tool to let electric car customers know when it is cheapest for them to recharge their vehicle

Site provides interactive information on air quality from country-wide to street level