So if your high school Spanish lessons are a buried memory or even if you're already bilingual and just want to find out what that skill is doing for you, here are five reasons why you should start learning a foreign language right now: 1. To improve your communication skills. The key here is consciousness.
carbon dioxide. A colorless, odorless gas that is present in the atmosphere and is formed when any fuel containing carbon is burned. It is breathed out of an animal's lungs during respiration, is produced by the decay of organic matter, and is used by plants in photosynthesis.
By that definition, carbon dioxide is not pollution. However, Webster's also has the definition: to contaminate (an environment) esp. with man-made waste.. Carbon dioxide is a waste gas produced by fossil fuel combustion, so can be classified as man-made waste. One can also make the case that carbon dioxide is contaminating the environment, since increased CO2 from burning fossil fuels has already harmed sea life.