This widespread problem of water pollution is jeopardizing our health. Unsafe water kills more people each year than war and all other forms of violence combined. Meanwhile, our drinkable water sources are finite: less than 1 percent of the earth’s freshwater is actually accessible to us. Without action, the challenges will only increase by 2050, when global demand for freshwater is expected to be one-third greater than it is now.
Nonetheless, we are not helpless against the dangers of unclean water. Here’s a quick rundown of what water pollution is, how it occurs, and what you can do about it.