10% of world’s wilderness lost since 1990s: Report
According to a study published in the journal 'Current Biology', 10% (3.4 million sq km) of the world's wilderness has been lost since the 1990s. Notably, 'wilderness' is defined as biologically and ecologically intact landscapes free of any significant human disturbance. The study also revealed that the worst affected areas were Central Africa, Amazon and South America.