The Week: A new U.N. report claims that without substantial change, Earth could face a massive water shortage as soon as 2030.
The report, "Water for a Sustainable World," says that in 2030, the Earth will only have 60 percent of the water it needs, if we continue on our current trajectory.
Countries such as India are "rapidly depleting" their groundwater sources, Time reports, and global rainfall is increasingly unpredictable, thanks to climate change. But the population is still increasing, raising...