Agriculture, far from being behind, is an adopter of IoT, sensors and ideal for big data analytics. Just see the challenge in harvesting potatoes to see the benefits from data driven farming. 

There is also an opportunity for small farmers worldwide to be paid to submit data into large global projects to give more complete pictures.

This is one way big data and technology can head off the Malthusian doom and gloom predictions of famine and scarcity.