Ozone Layer

A team from the Massachusetts Institute of Technology (MIT) in the US traced the source of CFCs to "large banks" of old equipment.

This week in the Rwandan capital, Kigali, nations are meeting to hammer out a plan to phase out Hydrofluorocarbons (HFCs) which are guilty of accelerating climate change. At the heart of the talks will be the date at which the world will end their use. JOE WARE reports

Researchers warn nitrous oxide emissions must be curbed to enable the reversal of the large ozone hole over Antarctica

The European Union has been accused of letting the air industry off the hook in tackling carbon dioxide emissions.

Growing crops to solve the planet’s energy needs doesn’t work. Recycling the energy in our waste just might have a significant part to play. By Jeremy Smith & Jon Hughes

The native Inuit people of the Arctic regions need no convincing of the effects of global warming. As Clare Kendall discovers, they are already suffering its impact

Our lives are now so dependent on oil that it is impossible to conceive of a world without it. Before long, however, we will have no choice. The sooner we start planning for that reality, and changing the way we live, the better our chance of survival.

It takes no more than a gentle nudge to push a man over the edge of a cliff, but it is almost impossible to haul him back before he hits the ground. Given that we show no sign of putting a stop to global warming, Peter Bunyard takes a look at what the future might hold