Climate Change- Gleick apology over Heartland leak stirs ethics debate among climate scientists
Scientist Peter Gleick apologises for 'serious lapse in judgment and ethics', but supporters say Heartland remains the villain
- Are the world's glaciers threatened by climate change?
A Nature study has shocked researchers by finding that the Himalayas have lost no ice over the past decade. Leo Hickman, with your help, investigates. Get in touch below the line, email your views to leo.hickman@guardian.co.uk or tweet @leohickman
- Civilisation faces 'perfect storm of ecological and social problems'
Abuse of the environment has created an 'absolutely unprecedented' emergency, say Blue Planet prizewinners
- Tesco drops carbon-label pledge
The supermarket blamed the amount of work involved and other retailers for failing to follow its lead
- London 2012 refuse to budge over Dow Chemical sponsorship
• Sponsorship continues despite resignation
• Ken Livingstone and Tessa Jowell call for action - Japan's holistic approach to recycling
A leading model of waste recovery has achieved an 85% recycling rate and is starting to generate revenue
- Why behaviour change is at the heart of sustainable business
Brands must find ways to be innovative in order to push people towards sustainable living without preaching to them
- The future of food
By 2050 there will be another 2.5 billion people on the planet. How to feed them? Science's answer: a diet of algae, insects and meat grown in a lab
- Dip in nuclear power support after Fukushima proves shortlived
A new, exclusive opinion poll shows public support for replacing the UK's ageing nuclear plants has recovered, although some citizens are far less convinced than others





