Will increasing human populations cause a water shortage on Earth?
We find out if Earth's expanding human population will affect water supplies. Plus we ask, does the new anti-fat fad Shrinking Violet work?
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Hi Dr Chris,
I am curious about the amount of water on our planet. If we (and all other animals) consist mostly of water, does this mean that as animal populations increase, the amount of water on the planet has to decrease to compensate?
Would love to hear your comments.