Tag Archives: Comparison

LandSat imagery comparison tool

ESRI has a new, interactive tool which allows you to compare NASA LandSat imagery, anywhere in the world, from two different dates Satellite imagery is available at 5 year intervals from 1975 to 2005, and includes five visualization options – … Continue reading

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Comparing Chinese Provinces with Countries

Another very cool, interactive map from The Economist.   This one finds the closest equivalent countries to mainland China’s provinces based on 4 different metrics –  GDP, GDP per person, population and exports.  For instance  Guangdong’s GDP compares in value … Continue reading

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