Multiple MatchingExercise 62 of 68

Located on a few incredibly rare coastlines around the world, this breathtaking phenomenon occurs when millions of microscopic organisms gather in the shallow waters. When the waves crash against the sandy shores at night, these tiny creatures defensively emit a bright blue, neon light. Scientists have determined…

• Which phenomenon forces scientists to deploy remote-controlled aircrafts for observation purposes?
• Which phenomenon creates a vibrant colour specifically because a distinct element rusts upon contact with the air?