Skip to main content
U.S. flag

An official website of the United States government

PubTalk 8/2012 — Global Food Security in the 21st Century

Right-click and save to download

Detailed Description

--the increasing need for food production, cropland areas, and agricultural water

by Prasad Thenkabail, Research Geographer

  • Worldwide demand for food will require more than one billion hectares of new cropland to feed 9 billion plus people by 2050
  • Presently, of all the water used by humans over 70% goes towards agriculture to produce food in most countries
  • Remote-sensing from space will provide crucial data for policy development affecting croplands and their water use
  • Social scientists recognize global food security as a primary requirement for human advancement, overall health, and peaceful coexistence.




Public Domain.