As the world's population passes 7.5 billion, and many countries suffer food shortages caused by climate change and war, how much longer will the planet be able to feed us all?
Find out why some countries suffer famines while others throw food away.
See how farming technology feeds growing populations.
Discuss whether we are making the best use of land to grow food.
Discover the importance of food security.
Learn about the risks of food additives and preservatives.
Find out why governments influence our diets.