This very well-done article highlights many of the stiff challenges we have securing a food system that can be sustainable amongst rapid climate changes while not further destroying the environment especially our threatened water supply. It also points out that biotechnology is not a bad science, rather that we have to get that science away from the bad guys so scientists can use it to feed a growing population.
An absolute must-read to understand the basis of the growing global food security situation.
you can't eat bread!? 