Are we running out of clean water? - Balsher Singh Sidhu

Find out how students can share their ideas as TED Talks here: View full lesson: Despite water covering 71% of the planet’s surface, more than half the world’s population endures extreme water scarcity for at least one month a year. Current estimates predict that by 2040, up to 20 more countries could be experiencing water shortages. These statistics raise a startling question: is the Earth running out o