Each year, cities around the world spend $90 billion to build infrastructure that’s used to deliver and treat water. To meet the needs of growing urban popula...

Water is such a basic requirement for survival, for humans and our natural environment. Indeed water shapes cultures. The way we manage (or mismanage) water def...

Despite water covering 70% of the Earth’s surface, water is a lot less abundant than it seems, especially in places like Sub-Saharan Africa. Poverty, compound...