Sir David Attenborough has warned that people have the "biggest threat". for the health of our planet.
The experienced presenter begged people to watch out & # 39; while there is & # 39; still time & # 39; is to save the natural world.
The BBC, 92, has moved to streaming giant Netflix for a blockbuster series in an attempt to force the world into action.
More than 600 crew members made 3,500 days of film footage in 50 countries to create Our Planet – an ambitious & # 39; eight-part series.
Sir David Attenborough poses for photographers on arrival for a WWF announcement and State of the Planet Address prior to the launch of the Netflix documentary "Our Planet" in Westminster Central Hall, London, Thursday 8 November
Sir David, who describes the program, said that the show "takes viewers on a spectacular voyage of discovery that demonstrates the beauty and vulnerability of our natural world & # 39 ;.
When he spoke at WWF's State of the Planet Address last night, he warned: "Today we have become the biggest threat to our home's health, but there is still time for us to meet the challenges. that we have created, if we act now. We need the world to pay attention.
& # 39; Our Planet brings some of & # 39; the world's best filmmakers and environmentalists together and I am delighted to be able to bring this important story to millions of people around the world. & # 39;
Sir David, who has been working with the BBC for more than 60 years, campaigned for people to cut back on plastic use in Blue Planet.
And his upcoming series of Dynasties, which starts on BBC One on Sunday, warns that the animal kingdom is threatened by a lack of space.
Our Planet, a joint venture of the creators of Planet Earth, WWF and Netflix, premieres on April 5, 2019 in more than 190 countries. Director Alastair Fothergill, who was behind the hit Natural Earth series by Planet Earth and Blue Planet on the BBC, said the show was their "most ambitious attempt to date & # 39; is.
He said: "We hope that it will inspire and delight hundreds of millions of people around the world so that they can understand our planet and the environmental threat it faces, like never before.
Sir David, who has been working with the BBC for more than 60 years, campaigned for people to cut back on plastic use in Blue Planet. And his upcoming series of Dynasties, which starts on BBC One on Sunday, warns that the animal kingdom is threatened by a lack of space
& # 39; By simultaneously launching on Netflix around the world, this series enables people to connect with and understand the shared responsibility that we all have. We are all here. & # 39;
Colin Butfield, director of WWF UK and executive producer of Our Planet, added: & # 39; We are the first generation to know the full impact of what we do on our planet and the last to have the opportunity to do something about it .
& # 39; We are at a unique moment in our history, where we have the opportunity to set things right and start on the path to a better future.
Our planet will show the wonders of our world at the critical time when we need global action to protect it. & # 39;