Mandating drip irrigation
Water tables all over the world are falling, as "world water demand has tripled over the last" 50 years.
It is important that governments develop cost effective methods to ensure safe drinking water for everyone.
Grain shortages are likely to occur soon in China, where the grain harvest is shrinking as a combined result of "aquifer depletion, the diversion of irrigation water to cities and lower grain support prices".
This could "destabilize world grain markets." There are 4 potential solutions to the problem of increasing water deficits.
Agriculture also has effect on water since intensive cultivation of crops causes chemicals from fertilizers and pesticides to trickle down into the groundwater.
The routine application of fertilizers and pesticides are being recognized as water pollution.