Since the 1970s, many nations have entered into treaties to control the occurrence of acid rain, the thinning of the ozone layer, and the dumping of toxic waste into oceans. Please select the best answer from the choices provided.

The statement is true. International agreements have addressed these environmental problems, including treaties to reduce air pollution that causes acid rain, the Montreal Protocol to protect the ozone layer, and agreements restricting the dumping of waste at sea. Therefore, the best answer is T.

AI-written and checked against the verified answer.