UK arm takes on two all-electric cars and installs charging points after successful employee trial
Aquion Energy raises $35m to commercialise novel energy storage system
Microsoft's TJ DiCaprio reveals how the company is imposing an internal carbon fee on department's energy use and travel
IT giant teams up with FuelCell Energy to trial zero emission generator powered by biogas from local waste water plant
California Institute of Technology wins top 'Reinventing the Toilet' prize for solar system that breaks down waste into hydrogen gas
New power capping knob aims to reduce peak power demand in datacentres without hampering speed and stability
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