By Anita Regmi, USDA Research, Education, and Economics
This post is part of the Science Tuesday feature series on the USDA blog. Check back each week as we showcase stories and news from the USDA's rich science and research portfolio.
Living and traveling through rural South Asia and Sub-Saharan Africa, I have seen firsthand the challenges faced by many families as they strive to eke out a livelihood off a small, unyielding patch of land. The difficulties faced by such families will only become more severe as climate change, population growth, and increased use of arable land to produce alternative uses for food such as biofuels erode food availability.