CO 2, CO2, global warming, climate change, greenhouse effect, greenhouse effect gases, emisiones de gases de efecto invernadero, carbon dioxide, CO2
Geography. Anthropology. Recreation, TD169-171.8, GE1-350, Environmental pollution, TD172-193.5, Environmental sciences, Environmental protection
Social Sciences, general, Life Sciences, food safety, Philosophy, Ethics, Biomedicine, GMO, Theory of Medicine/Bioethics, Agricultural biotechnologies, Estudio y enseñanza