Efficiency

City Council says new government data shows it has reached 2020 climate target four years early

Engineering giant promises new Boston headquarters will be one of the greenest buildings in the US

Logistics giant's sustainability report reveals company is on track to invest $750m in alternative fuel and advanced technology vehicles

Alliance led by the UK Green Building Council pushes industry to keep focus on growth opportunities of low carbon transition

UK government lifts restrictions on small aircraft to allow Amazon to test drone delivery, which could prove to be a greener method of rapid delivery

UK comes a respectable fifth in the world rankings, which rates countries on their energy efficiency policies and performance

Andrew Warren warns axing EU product efficiency rules would undermine technological innovation that has delivered a sharp reduction in energy use over the past decade

Clean Energy Savings for All Initiative promises to accelerate rollout of solar power and efficiency upgrades in low-income communities, while training people for solar jobs

Energy Saving Trust warns companies that encourage employees to use their own cars for work purposes are contributing to higher carbon emissions and air pollution

New research tips commercial energy efficiency and smart tech markets for rapid growth