Earth and Environmental Science Final Exam

Front

What is the importance of protecting wetland areas adjacent to large bodies of water?

Back

Wetland areas act as buffers, filtering out non-point source pollutants such as nitrogen- and phosphorous-containing substances.

Front

What international treaty was established in response to the decline of stratospheric ozone concentration during the 1980s and 1990s?

Back

The banning of some chlorofluorocarbons’ use and production.

Front

What is the primary cause of stress on the world’s freshwater sources according to agricultural usage?

Back

Exponential human population growth.

Front

What phenomenon occurs when equatorial Pacific Ocean water is warmer than normal, affecting weather patterns?

Back

El Niño.

Front

In a frontal system, where would you expect to find northeasterly winds?

Back

Location Z.

Front

Define wetlands.

Back

Wetlands are areas where water covers the soil, either permanently or seasonally, and support aquatic plants.

Front

What role do wetlands play in the ecosystem?

Back

Wetlands provide habitat for wildlife, filter pollutants, and help in flood control.

Front

What are chlorofluorocarbons (CFCs)?

Back

CFCs are chemical compounds used in refrigeration and aerosol propellants that deplete the ozone layer.

Front

What is the significance of the ozone layer?

Back

The ozone layer protects the Earth from harmful ultraviolet (UV) radiation from the sun.

Front

What is El Niño and how does it affect global weather?

Back

El Niño is a climate pattern characterized by warmer ocean temperatures in the Pacific, leading to altered weather patterns worldwide.