Every day, millions of tons of inadequately treated sewage and industrial and agricultural wastes are poured into the world’s waters. Every year, lakes, rivers, and deltas take in the equivalent of the weight of the entire human population– nearly seven billion people – in the form of pollution. Every year, more people die from the consequences of unsafe water than from all forms of violence, including war. And, every year, water contamination of natural ecosystems affects humans directly by destroying fisheries or causing other impacts on biodiversity that affect food production. In the end, most polluted freshwater ends up in the.
