World Food Day 2018 --- There is enough food to feed the entire population. Yet there are 821 million people in the world who are hungry. Achieving Zero Hunger means meeting the United Nations’ Sustainable Development Goal (SDG) to ensure food security for everyone across the globe. So how can we achieve Zero Hunger by 2030? For this year's World Food Day, experts from the Food and Agriculture Organization share their views on how we can create a world without hunger.