Lack of Water to Blame for the Conflict in Syria?
which explores the current conflict in Syria and the broader regional tensions in Iraq and Turkey that are driven by too little water leading to refugees moving into cities, and ties to the recent uprising in Syria.
See this report from May 21
As the Smithsonian article mentioned, NASA's GRACE satellite is providing documentation of the serious depletion of groundwater aquifers in the Middle East, and also in the Ogallala aquifer of the Great Plains in the U.S., and in California's San Joaquin Valley, all stories that we encountered along our travels. You can read more about the scientific measurements from space that help explain so many on-going human and environmental challenges here.