Pollution may be caused by natural sources or human activities, but regardless of the cause, the result is the same. It can have detrimental effects on aquatic ecosystems as well as the health of those who depend on those sources of water, like us!
review verb (THINK AGAIN) C1 [ T ] to think or talk about something again, in order to make changes to it or to make a decision about it: The committee is reviewing the current arrangement/situation. Let's review what has happened so far.
Princeton's WordNet(4.50 / 2 votes)Rate this definition: Wiktionary(4.00 / 2 votes)Rate this definition: A second or subsequent reading of a text or artifact. I need to make a review of the book before I can understand it. An account intended as a critical evaluation of a text or a piece of work. The newspaper review was full of praise for the play. review(Noun) A judicial reassessment of a case or an event. The victims demanded a full judical review of the case.