Our population is expected to reach at least 9 billion by 2050, and that is still in our lifetime! Every human needs a home, food and water. Currently, we are using most of our land for housing, meaning we don't have enough space to grow our food. So we need to figure out a way to preserve our natural resources, and fast! Every year, about 21,000 people die of hunger related illnesses, and around 1.3 tonnes of food is wasted. We can solve this problem, all it takes are a few changes to our diet. Keep reading to find out how we can save our planet.