Today nearly one in six people worldwide is chronically malnourished to lead a productive active life. Over the past 10 years, this problem has worsened. Throughout the world, the problems of food crisis are widespread and growing. It exists in virtually every nation but is most common in developing countries. Within the developing world, approximately 1 billon people are malnourished as a result of food crisis which is the main cause of food insecurity, malnutrition and others. This paper examined the causes of food crisis, the effects and some possible solutions.