Earth’s wildlife populations have plunged by an average of 69% in just under 50 years, according to a leading scientific assessment, as humans continue to clear forests, consume beyond the limits of the planet and pollute on an industrial scale.

From the open ocean to tropical rainforests, the abundance of birds, fish, amphibians and reptiles is in freefall, declining on average by more than two-thirds between 1970 and 2018, according to the WWF and Zoological Society of London’s (ZSL) biennial Living Planet Report. Two years ago, the figure stood at 68%, four years ago, it was at 60%.

Many scientists believe we are living through the sixth mass extinction – the largest loss of life on Earth since the time of the dinosaurs – and that it is being driven by humans. The report’s 89 authors are urging world leaders to reach an ambitious agreement at the Cop15 biodiversity summit in Canada this December and to slash carbon emissions to limit global heating to below 1.5C this decade to halt the rampant destruction of nature.

The Living Planet Index combines global […]