As people around the world become more affluent, they are demanding diets richer in animal protein, which will require ever more robust feed crop yields to sustain.

Weeds do become resistant to herbicides, and it needs to be managed with multiple herbicides.

India has the opportunity to be a leader in genetic engineering, It has institutions that no other country has.

We have six-and-a-half-billion people on the planet, going rapidly towards seven. We're going to need a lot of inventiveness about how we use water and grow crops.

There are probably already too many people on the planet.

One of the really remarkably beneficial aspects of genetic engineering is that much of the previous methodology for controlling pests and so forth is through chemicals that affect a very broad spectrum of insects, for example, or fungicides that control fungi.

If there are more and more environmental refugees, they are going to end up on your doorstep too.