The first map above demonstrates how big the issue of "open defecation" is and notes: "... Given India's dense population, open defecation is a major public health problem, with feces inevitably contaminating drinking water. This leads to intestinal disease and contributes to India's high rate of child malnutrition. This malnutrition problem is more widespread than you would expect given India's income level and, by stunting kids' development, contributes to slower economic growth in the future. Finance Minister Arun Jaitley's budget calls for spending that will aim to eliminate open defecation by 2019..." One can hope! A lot more on this topic can be found here.
The second map above uses "... historical data to show the world's "economic center of gravity" over time. The map plots the center point in three-dimensional space, which renders the north-south aspect somewhat less interesting, but the east-west movement over time is fascinating. A thousand years ago, economic activity was centered near the middle of the Eurasian landmass. By the early 20th century, the Industrial Revolution in Europe and the growth of the United States pulled the center way to the west. But since 1980 or so, Asia has been growing faster than the US and Europe and dragging the middle back to where it was centuries ago. By 2025, McKinsey thinks the global economy will once again be balanced around the middle of Eurasia..."
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