Nature World News: Elephants in one of Africa's largest and oldest reserves are feared to be wiped out by 2022, and this is because of poaching and mining, the World Wildlife Fund (WWF) says.
Selous national park in Tanzania is a world heritage site and is the oldest in Africa, boasting about 110,000 elephants 40 years ago. But it has already lost an average of about 2,500 elephants a year since 1970.
Now, the number has gone down to a critical 15,000 count, according to the latest census.
"The population...