Rio +20 Earth Summit

Report identifies huge opportunities for investors in the region, but says policy frameworks must be improved

Green NGOs slam weak text, as campaigners orchestrate day of action to end fossil fuel subsidies

From Rio optimism to record-breaking hand dryers, we run down the top stories from the past seven days

Andrew Raingold of the Alderstage Group argues that progressive businesses must inspire politicians into taking action at the Rio Summit

Environment secretary says it's time to shatter the myth that you can't be green and growing

Developing nations protest at lack of progress on the implementation measures necessary to ensure mooted sustainable development goals are met

More than 100 academies urge world leaders to tackle unsustainable population growth and consumption, or risk "catastrophe"

Enormous 75 per cent annual increase in global solar capacity takes sector financing to record levels