R Now for the first time in 12,000 years we must face an unstable and unpredictable planet at exactly the time we are placing our greatest demands on it. We can still stabilise our planet once more. But there’s not much time. It will require significant global co-operation on issues like population growth, climate change and the management of our oceans."

Now for the first time in 12,000 years we must face an unstable and unpredictable planet at exactly the time we are placing our greatest demands on it. We can still stabilise our planet once more. But there’s not much time. It will require significant global co-operation on issues like population growth, climate change and the management of our oceans."