With a new afterword, Why You Are Here: A speech on the opening of the COP26 climate summit

As a young man, I felt I was out there in the wild, experiencing the untouched natural world - but it was an illusion. The tragedy of our time has been happening all around us, barely noticeable from day to day - the loss of our planet's wild places, its biodiversity.

I have been witness to this decline. A Life on Our Planet contains my witness statement, and my vision for the future - ...