More than Half of World Population Experiences Water Scarcity
Researchers at the University of Twente (reported in the Washington Post) have published a study indication that 4 billion people, more than half of the world population, experiences severe water shortages at least one month out of the year. Half a billion people experience year-round severe water shortages. Agriculture is the primary use of water. You can find a copy of the study here.
Water-Food Nexus: Better Water Management Could Lead to More Food Production
There is potential for existing agricultural lands, along with current rainwater and irrigation resources, to produce more food, potentially halving the food gap by 2050. The greatest potential is in dry areas such as the western U.S., Mexico, Australia, South Africa and China. Developing the potential of these areas depends on careful cropland water management. You can find more here.