How to Feed the World?
This is a great animated video which presents a comprehensive overview of this complex problem.
The solution is not owned by any one individual, but is the sum of many parts. Please reconsider what you're choosing to put on your plate. Reduce the meat intake (as hard as that will be for most of us!) and increase your use of grains and pulses. Amazingly, rethinking your diet could benefit your waistline too!
I'll add something on nutrition and diet planning soon.