First, climate change is the greatest long-term threat faced by humanity. It could cause more human and financial suffering than the two world wars and the great depression put together. All countries will be affected, but the poorest countries will be hit hardest. Secondly, the costs of inaction far outweigh the costs of action.

My advice is very simple: if you can win a small battle, it gives you confidence in the political process to take on bigger battles, and so it is very much a bottom-up grass-roots way of doing politics.

Dangerous climate change... It's important not to be alarmist but it is very important to be alarmed

Crushing defeat for Great Britain #Euref. History will show no one won today.

If you decide to run for the leadership, you have to go through it with the people you love. But you also have to protect them and I am determined to protect my mum.

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

One thing that I feel very, very strongly is that we talk about Islamic countries, Islamic people, Islamic leaders, as either moderates or extremists. It's almost like there are only two categories of Muslims. And actually, that doesn't show respect. It shows lack of understanding of the diversity of Muslim thought.