Chapter 24 Lecture

These flashcards cover key concepts related to human impacts on the environment, biodiversity, and related issues.

Air Pollution

Refers to the presence of harmful substances in the air, which can affect human health and the environment.

Ozone Layer

A protective layer in the stratosphere that shields Earth’s surface from harmful UV radiation.

Greenhouse Effect

The warming of Earth’s surface due to the trapping of heat by greenhouse gases in the atmosphere.

Chlorofluorocarbons (CFCs)

Chemical compounds that deplete the ozone layer and are found in refrigerants and aerosol sprays.

Acid Precipitation

Rain, snow, or fog that is more acidic than normal because of pollutants in the atmosphere.

Smog

A type of air pollution that is a mix of smoke and fog, often exacerbated by burning fossil fuels.

Eutrophication

The process whereby water bodies become overly enriched with nutrients, leading to excessive plant growth and decay.

Biodiversity

The variety of life in the world, including the variety of species, genetic diversity, and the ecosystems they form.

Biological Magnification

The increasing concentration of toxic substances within each successive link in the food chain.

Sustainable Development

Development that meets the needs of the present without compromising the ability of future generations to meet their own needs.