Earth Has "Lost More Than Half Its Trees" Since Humans First Started Cutting Them Down

[Humans are Free]: The planet of the trees has given way to the planet of the apes. The Earth has lost more than half of its trees since humans first learned how to wield the axe, scientists have found.

A remarkable study has calculated that there are about 3 trillion trees on the planet today but this represents just 45 per cent of the total number of trees that had existed before the rise of humans.

Using a combination of satellite images, data from forestry researchers on the ground and supercomputer number-crunching, scientists have for the first time been able to accurately estimate the quantity of trees growing on all continents except Antarctica....read more>>>...