Pollution: Crash Course Ecology

The video discusses various types of pollution, including visible and invisible forms, and their impact on ecosystems. It highlights the disruption of biogeochemical cycles like carbon, nitrogen, and phosphorus, leading to issues such as dead zones. The video also covers natural toxins like cyanide and mercury, their sources, and effects. Additionally, it addresses acid rain caused by sulfur and nitrogen compounds and the role of synthetic chemicals, particularly endocrine disruptors, in affecting health and the environment.

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