If what the science tells us about climate change is correct, then unabated it will result in catastrophic consequences for our world.

I do not want to end up with an American style of politics, with us going out there beating our chest about our faith. Politics and religion - it is not that they do not have a lot in common, but if [religion] ends up being used in the political process, I think that is a bit unhealthy.

Personally, I have already turned down the Downing St thermostat by 1 degree

Climate change is the world's greatest environmental challenge. It is now plain that the emission of greenhouse gases, associated with industrialization and economic growth...is causing global warming at a rate that is unsustainable.

As for those that carried out these attacks there are no adequate words of condemnation. Their barbarism will stand as their shame for all eternity.

...we must support and protect individuals and companies engaged in life saving medical research

All new schools...should be models for sustainable development: showing every child in the classroom and the playground how smart building and energy use can help tackle global warming...Sustainable development will not just be a subject in the classroom: it will be in its bricks and mortar and the way the school uses and even generates its own power.