To meet food security goals in today’s world, we must consider the stresses on food systems. Rising demand for food, driven by population growth and dietary change, along with the effects of climate change and other environmental problems, have compounded what is known as the triple burden of malnutrition: About 1 billion people consume too few calories, at least 3 billion don’t have sufficient nutrients, and over 2.5 billion consume too much.
Photo credit:Â Gert-Jan Stads/IFPRI
