Humans have wiped out two-thirds of world's wildlife since 1970

A red-cackaded woodpecker, an endangered species, is pictured in Southern Pines, North Carolina in June, 2022. Getty Images via AFP - DAVID CANNON

Wildlife populations around the world have dropped nearly 70 percent in the last 50 years, according to the latest World Wildlife Fund index, which says the culprits are habitat degradation due to human development, along with farming, pollution, climate change and disease.

The WWF Living Planet Index published Thursday highlights "devastating" losses to nature due to human activity.