What Happens When Farming Goes High-Tech?

Soil maps, GPS guidance, and even drones are becoming critical tools for modern farmers. These methods of precision agriculture can help increase yields and efficiency—and save farmers a surprising sum along the way.

By 2050 we'll need to feed two billion more people. Click here for a special eight-month series exploring how we can do that—without overwhelming the planet.

Click here to watch more Food by the Numbers videos.