https://www.khanacademy.org/science/revision-up-science-class-6-full-term/x00110b31861f2508:week-4/x00110b31861f2508:nature-s-treasures/v/water 2025-01-27T07:04:21.433023569Z Water Water scarcity is a major problem faced by over 2 Billion people across the globe. But why does this happen when 70% of the Earth's surface is made up of water? How can we help save water? Joel Prakash Stephen video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Water Water scarcity is a major problem faced by over 2 Billion people across the globe. But why does this happen when 70% of the Earth's surface is made up of water? How can we help save water? https://cdn.kastatic.org/ka-youtube-converted/Dozbgnftdao.mp4/Dozbgnftdao.mp4 254 Water https://www.khanacademy.org/science/exam-preparation-class-6th/x196eb96f0f1caea0:week-3/x196eb96f0f1caea0:water/e/water 2025-02-02T17:16:55.105226417Z Water Let's practice! vibhor exercise