David Attenborough — British Journalist born on May 08, 1926,

Sir David Frederick Attenborough /ˈætənbʌrə/ OM CH CVO CBE FRS FLS FZS FSA is an English broadcaster and naturalist... (wikipedia)

The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?
The only way to save a rhinoceros is to save the environment in which it lives, because there's a mutual dependency between it and millions of other species of both animals and plants.
I had a huge advantage when I started 50 years ago - my job was secure. I didn't have to promote myself. These days there's far more pressure to make a mark, so the temptation is to make adventure television or personality shows. I hope the more didactic approach won't be lost.
I would be absolutely astounded if population growth and industrialisation and all the stuff we are pumping into the atmosphere hadn't changed the climatic balance. Of course it has. There is no valid argument for denial.
People must feel that the natural world is important and valuable and beautiful and wonderful and an amazement and a pleasure.