Our food systems require more biodiversity

Biodiversity is the Earth's diversity and life variability. Biodiversity is typically a function of genetics, plant and habitat variability. The terrestrial biodiversity near the equator, which is caused by warm weather and high primary productivity, is usually greater.

Ann Tutwiler, President of Bioversity International USA, discusses the potential of biologic diversity for human health and the planet, and the policies that limi....