Four maps (one of them with interactive annotations), a bar chart, and a related article – and none of them explain how “drought” is defined. What is the difference between severe, extreme, and exceptional drought? They all sound terrible.


In search of context, I went to the Drought Monitor site, where I found more cool looking maps and animated gifs…

image 12_week

… and finally a “what is drought” section, and a link to a comparison of major drought indices and indicators (none of which explained how the categories used by the drought monitor are defined), and a link back to monitor site. At which point I gave up.

2 Responses to More Drought



August 4th, 2012 at 4:24 am

Is this what you were looking for:



August 6th, 2012 at 7:49 pm

Yep! That’s it. Thanks!

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