The correct scientific response to something that is not understood must always be to look harder for the explanation, not give up and assume a supernatural cause.

There is no question that climate change is happening; the only arguable point is what part humans are playing in it.

I think the most alarming animals I have encountered are really poisonous snakes.

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?

Its about cherishing the woodland at the bottom of your garden or the stream that runs through it. It affects every aspect of life.

We can now manipulate images to such an extrodinary extent that there's no lie you cannot tell.

I would love to go and see the Himalayan Mountain Kingdoms. There are very few left now. I would loved to have gone to Tibet and Nepal. And there are still parts of central Asia that are utterly unexplored.