In most regions of the world, over 70 percent of freshwater is used for agriculture. By 2050, feeding a planet of 9 billion people will require an estimated 50 percent increase in agricultural production and a 15 percent increase in water withdrawals.
March 22nd is World Water Day. We’ve already covered 7 things you may not know about water so here a 5 more facts showing the links between water and health, energy, the climate, agriculture and urbanization. But first:
This is every river and waterway in the contiguous United States
Image via Wired
Nelson Minar produced this incredible map using data from the USGS National Hydrography Dataset. It includes some waterways that are dry most of the year but still have defined creek beds, and like veins running through the human body it shows how fundamental water is to the country’s ecosystem.