Second______Green House Effect Farming Ⅰ.What are the greenhouse gases emitted from food production? In a nutshell, there are two major greenhouse gases that will heat up the earth, methane (CH sub) and nitrous oxide (N 2 O). In fact, they're both more potent greenhouse gases than CO 2. Most of these gases are related to food production, and methane is produced by ruminant animals (such as cattle) for gastrointestinal fermentation and respiration, rice planting, landfill and fertilizer. II.Will global warming make these foods disappear? Climate change is changing the world we live in. Other bad weather events such as floods and droughts have been frequent, forcing many animals to leave their original habitats and even face extinction. If you are too far away from these sounds, then the news is likely to bring you to ten t...