Essentially, by 2050 we need all activities outside agriculture to be near zero carbon emitting if we are to stop carbon dioxide levels in the atmosphere growing

Today, the UK must be the pioneer of a new model of economic change, that integrates social and environmental consideration. This is not just a question of values and moral duty. It is about our economy's capacity to sustain itself

We are a European nation - must stay one.

I'm a great believer in the Arsene Wenger school of management - which is, you don't worry about the opposition, you just get your own act together.

The science is getting worse faster than the politics is getting better.

I mean, Britain is a country of successful Muslim businesspeople, teachers and educators, journalists. So, we have to say very strongly that the two million plus Muslims in Britain, the vast bulk of them make a huge contribution to our society, and they actually make it the vibrant society it is.

We are living as if we had three planets' worth of resources to live with rather than just one. We need to cut by about two-thirds our ecological footprint. For that we need one planet farming as well as one planet living - one planet farming which minimises the impact on the environment of food production and consumption, and which maximises its contribution to renewal of the natural environment