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Marine pollution
Marine pollution refers to the introduction of harmful substances, such as waste and chemicals, into the ocean, which harms marine life and human health.
地理
成績6 – 12
作者: Maradi Ádám Péter
審稿人: Jóri Johanna
圖形的: Fasola Martin
程序員: Tóth Martin
關鍵詞
mozaLink
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