Climate taxes on meat and milk would lead to huge and vital cuts in carbon emissions as well as saving half a million lives a year via healthier diets, according to the first global analysis of the issue....
Campaigners renew calls for bottle deposit scheme in Scotland as images emerge of seabirds poisoned by growing tide of plastic pollution
New inspection regime will target lorry drivers and operators attempting to cheat vehicle emissions standards
Thirteen industry leaders, including Statoil, Siemens, Shell and Iberdrola, launch joint initiative to set emissions cap for new energy capacity
It's a tragedy that it has taken such an awful tragedy to spark a long overdue debate about the excesses of deregulation, argues David Powell