Guest essay by Dr. Patrick J. Michaels
It’s hard to say how many punny posts we came up with using those words when Carol Browner was Bill Clinton’s EPA Administrator, but here we use it in the context of a recent Science paper by J-F. Busteri and 30 named coauthors assisted by 239 volunteers. It found, looking at global drylands (about 40% of land areas fall into this category), that we had undercounted global forest cover by a whopping “at least 9%”.
239 people were required to examine over 210,000 0.5 hectare (1.2 acre) sample plots in GoogleEarth, and classify the cover as open or forested. Thing of being condemned to looking at that many satellite views of real estate. Anyway, Here’s the resultant cool map:
This has been the subject of a jillion recent stories, blog posts, tweets and whatever concerning Bastin et al. So let’s add a bit…
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