The wavy lines on maps like this produced by the National Drought Mitigation Center are not generated entirely by computer. They are largely hand-drawn each week by a team of weather experts who locate the lines based on field reports and climate data.
The wavy lines on maps like this produced by the National Drought Mitigation Center are not generated entirely by computer. They are largely hand-drawn each week by a team of weather experts who locate the lines based on field reports and climate data. National Drought Mitigation Center
The wavy lines on maps like this produced by the National Drought Mitigation Center are not generated entirely by computer. They are largely hand-drawn each week by a team of weather experts who locate the lines based on field reports and climate data. National Drought Mitigation Center

Water & Drought

Water Files: Mapping drought a surprising mix of art, science

September 10, 2015 3:40 PM

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