If we were all to reduce our demands for energy, it would make an enormous amount of difference.

I'm against this huge globalisation on the basis of economic advantage.

The more you go on, the less you need people standing between you and the animal and the camera waving their arms about.

Well, I'm having a good time. Which makes me feel guilty too. How very English.

I can mention many moments that were unforgettable and revelatory. But the most single revelatory three minutes was the first time I put on scuba gear and dived on a coral reef. It's just the unbelievable fact that you can move in three dimensions.

Before the BBC, I joined the Navy in order to travel.

The process of making natural history films is to try to prevent the animal knowing you are there, so you get glimpses of a non-human world, and that is a transporting thing.