Ra_448

Conservation scientists have long tried to map how much of the planet remains undegraded by human activity. Previous estimates using satellite imagery or raw demographic data found anywhere from 20 to 40 percent of the globe was free from obvious human incursions, such as roads, light pollution or the gaping scars of deforestation. But an intact forest canopy can hide an emptied-out ecosystem below.
Ra_448
40
4.7 3 votes
Article Rating
0
Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments