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.
What is the peer-review system? Peer-review, or refereeing, is a process that permits the selection of scientific articles to be published in high-standard journals. During this process, the article is sent to reviewers, also called referees, who are expert scientists in the research field treated in the article. The reviewers receive the work, read it and evaluate it.