War has a heavy economic and human cost. Not a single low-income country afflicted by violence has achieved even one of the eight Millennium Development goals.
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Humans have made great strides in healthcare. Advances are so rapid that for every month you live, medical science adds a week to your life expectancy. However, eighty percent of global deaths from heart disease, st...
The planet creates more than enough food to meet everyone's needs. But there are still about 925 million hungry people in the world, and nearly 180 million preschool-age children do not get vital nutrients.
Climate change is real and man-made. It will come as a big surprise that climate change from 1900 to 2025 has mostly been a net benefit, rising to increase welfare about 1.5% GDP per year.
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