Investment

New study finds funds focused on ethical and low carbon investments have continued to outperform the markets despite the recession

Utility company debt continued to rise in 2008, slowing renewable and smart grid investment

Shadow environment secretary insists proposals do not represent the " privatisation of nature"

Report warns attempts to protect industry from emissions trading scheme will simply shift costs to consumers

Amendments may also give farmers a chance to sell carbon offsets on the open market

Standards will also be extended to cover all new homes and offices from 2020

Eastern European country expects to see wind energy grow tenfold in next decade

Battery firm posts quarterly losses as it continues to expand capacity

Sustainable building sector will contribute $550bn to the US economy over the next four years, according to study

As GM announces plans for a second plug-in hybrid, Chrysler controversially reneges on commitment to launch electric vehicles