Terrorists from this nation were responsible for the horrific pan am flight 103 bombing over lockerbie, scotland in 1988.
egypt
libya
chad
sudan

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then that particular organisms become extinct.

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.