NEWS: Comparison of air samples has revealed three new global warming gases – and the evidence suggests they are man-made
EU parliament votes overwhelmingly for partial ban on potent greenhouse gases used in fridges and airconditioners
Heatwaves force plants and trees to focus on their own well-being and stop absorbing harmful gases, causing wider levels of pollution to rise
Scientists believe the ozone hole is threatening the Antarctic ocean’s ability to absorb atmospheric carbon dioxide
Today’s top headlines: US storms could threaten region’s ozone layer, EU Energy Commissioner praises unconventional fossil fuels and UNEP chief praises London Olympics.