The ‘Family of 5’ Primary Forests: A Snapshot of What Remains

Here’s a fact that should be disturbing to anyone concerned about our imperiled forests:
The pace of deforestation has accelerated so rapidly over the past 200 years that today our planet harbors only one-quarter of its original old-growth forest—i.e., forest that has never been logged or cleared.

Using detailed satellite imagery and geographic information system technology, scientists have produced moment-in-time snapshots of these remaining forested regions.
The pictures are not pretty.

see more here:

http://voices.nationalgeographic.com/2015/07/16/family-of-5-and-what-remains/