any unwanted or excessive sound that may cause harm or disturbance to human or animal life
噪音污染, 噪声污染
专家警告说，噪音污染会影响心理健康。
the unwanted and excessive artificial light that brightens the night sky, causing problems for stargazing, wildlife, and sleep
光污染, 光害
研究将光污染与人类的睡眠障碍和动物繁殖周期的中断联系起来。
toxic and harmful substances in the air that can cause illnesses
空气污染, 大气污染
公众意识活动鼓励人们使用公共交通工具或拼车，以减少他们对空气污染的贡献。
the poisoning of bodies of water caused by harmful materials
水污染, 水体污染
该团队研究了水污染对当地生态系统的影响。
the stuff left over from factories and businesses that can harm the environment if not handled properly
工业废物, 工业废料
来自电子产品的工业废物通常含有铅和汞等有害金属。
a type of gas present in the sky that protects the life on earth from the harmful rays of the sun
臭氧, 臭氧层
《蒙特利尔议定书》有助于减少对臭氧层的危害。
things such as household materials that have no use anymore
垃圾, 废物
孩子们被告知不要将他们的垃圾留在海滩上。
worthless, unwanted, and unneeded things that people throw away
垃圾, 废物
不要扔掉那张纸，重新利用它，而不是添加到垃圾中！
