Can humans as a species run out of drinking water?
Will we ever run out of fresh water?
Why can't we walk over on the water? When do we run out of oil? Will China run out of water? How does the water come up when we suck through the straws? What would happen if we ran out of gas now? Why don't our skin repel water? What would happen if you submerged your arm in fresh water for a month? What will happen to water if it will left in space? When is the earth supposed to run out of oil? Why don't we try to convert all the salt water on the earth into fresh water? Can fresh water be produced from air alone? Is water really incompressible? Why does only water quench our thirst? Why don't we purify sea water for drinking? Is water virtually incompressible? Let's assume we start exploring other planets and we take water from earth. Will this diminish our water supply? (Assume only water source is Earth) What happen if water disappeared from the earth for 5 sec? When are we likely to run out of fossil fuels? How will you conserve the water? What would have happened if the oceans were of fresh water? Can we use water as fuel efficiently in the future? What would most likely happen to us if we ran out of helium completely? water have been here on earth since 4.5 billion years so why not all the water is evaporated or the earth was become empty from water? How can we remove water pollution of rivers? Considering water as natural resource, will it disappear on earth along with other natural resources? Should we use ocean water to flush toilets, to save fresh water? What would happen if all water was heavy water? Is it true that the government forbids us from collecting rain water for consumption? If so, why? Can we drink 6 litres of water a day? Why is there a drinking water shortage?