emissions – n. something sent out or given off
reflect – v. to show (something); to make (something) known
commodity – n. something that is bought and sold
cherish – v. to feel or show great love for (someone or something)
fundamental – adj. forming or relating to the most important part of something
drought – n. a long period of time during which there is very little or no rain
extinction – n. the state or situation that results when something (such as a plant or animal species) has died out completely
stewardship – n. the activity or job of protecting and being responsible for something