Some 30% of global tree species at risk of extinction, report says

Almost a third of the world’s tree species are at risk of extinction, while hundreds are on the brink of being wiped out, according to a landmark report published by Botanic Gardens Conservation International (BGCI) on Wednesday.Almost a third of the world’s tree species are at risk of extinction, while hundreds are on the brink of being wiped out, according to a landmark report published by Botanic Gardens Conservation International (BGCI) on Wednesday.