How outdoor water filters are revolutionizing the world

Water constitutes 70% of our world, and it’s natural to expect that it will always be abundant. Freshwater, on the other hand, is extremely scarce. We drink it, bathe in it, and use it to irrigate our farm fields, but surprisingly it makes up only 3% of the world’s total water. Although freshwater is edible, is ...

by Starry
1 tahun ago