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المنفس الحرمائي هو عبارة عن الماء الساخن المنبعث من أعماق البحار بفعل الحرارة الأرضية.
In this lesson, you can learn what you can do to help create a sustainable environment.
With the help of this lesson, you can understand why it is important to make decisions that protect the future.
This lesson helps you understand how waste affects the environment and your everyday life.