大卫·爱登堡：地球上的一段生命旅程

The living world is a unique and spectacular marvel.

The natural world is fading.

Great numbers of species disappear and are suddenly replaced by a few.

The Holocene was our Garden of Eden.

They discovered that the Serengeti herds required an enormous area of healthy grassland to function.

I was in a television studio when the Apollo mission launched.

Whales were being slaughtered by fleets of industrial whaling ships in the 1970s.

We have pursued animals to extinction many times in our history,

And yet, this is what we've been turning this dizzying diversity into.

What we see happening today is just the latest chapter in a global process spanning millennia.

This habitat was the subject of the series The Blue Planet, which we were filming in the late '90s.

When you first see it, you think perhaps that it's beautiful, and suddenly you realize it's tragic.