Polar bears look for food at a garbage dump near the village of Belushya Guba in Russia in October 2018. Living Planet Report 2022, a report released on Wednesday by the World Wildlife Fund shows wildlife populations have declined by nearly 70% in the last 50 years. Photo: Alexander Grir/VCG

An alligator eyes a dead rat on a scorched field in the Don Luis reserve in Argentina on Feb. 19. Many scientists believe we are now living in the sixth mass extinction period, driven by human activity. Photo: Rodrigo Abd/VCG

An elephant calf tries to find food on dry land at Reteti Elephant Sanctuary in Namunyak Wildlife Conservancy in Kenya on Wednesday. Africa has experienced a 66% fall in its animal populations, says the report. Photo: Luis Tato/VCG

A photo taken in October 2021 shows killed grey-shanked douc langurs in Vietnam. The animal is listed as critically endangered on the IUCN Red List. Photo: VCG

A veterinarian checks an injured pangolin in the Cuc Phuong National Park in Vietnam in September 2020. The animal is known as one of the world’s most trafficked mammals. Photo: Alice Philipson/VCG

Potira, a female jaguar, lies on an operating table after being tranquilised for a medical check-up in Jundiai, Brazil, in November 2021. The report shows that Latin America and the Caribbean have experienced an average 94% decline in their wildlife population, the worst record by far. Photo: Carl De Souza/VCG

A bird soaked in oil is found dead on the beach while workers clean up a leak in Louisiana in May 2010. Photo: VCG

Some 477 pilot whales were found dead after stranding themselves on two remote beaches in New Zealand on Oct. 8. Photo: Tamzin Henderson/VCG