State of the Planet is a three-part environmental documentary series, made by the BBC Natural History Unit, transmitted in November 2000.

Broadcast 15 November 2000, together with leading experts, David Attenborough examines the latest scientific evidence in order to discover if the planet's ecosystems are really in crisis.

He states that humans are now triggering a mass extinction on a similar scale to that which wiped out the dinosaurs – but at an unprecedented rate.

He investigates the five main activities of mankind that are the most likely contributory factors: Broadcast 29 November 2000, as Homo sapiens relentlessly encroaches on the natural world and its inhabitants, the viewer is presented with a choice: leave behind a flourishing planet or a dying one.

Surely we have a responsibility to leave for future generations a planet that is healthy, inhabitable by all species.