- BBC Science/Nature
- 21/6/13 16:08
G7 leaders make new pledges to combat climate change, but campaigners say they lack detail.
G7 leaders make new pledges to combat climate change, but campaigners say they lack detail.
Supporters say pesticides damage the environment, but farmers warn they could lose their livelihoods.
Sir David warns world leaders that humans may be "on the verge of destabilising the entire planet".
The mystery auction winner will be part of the the first human flight by space company Blue Origin.