Fears of eco catastrophe as oil tanker sinks

Environmentalists have warned of an ecological “catastrophe” in Bangladesh after an oil tanker sank, threatening wildlife in a Unesco World Heritage site,

The accident occurred in one of the world’s largest mangrove forests, threatening rare animals.

The Irrawaddy and Ganges dolphins are both on the warning “red list” of the International Union for Conservation of Nature (IUCN), which says numbers are falling.