Human Impact Review

Front

Give me one source of natural air pollution.

Back

Volcanic eruptions

Front

What is point source pollution?

Back

Can be traced back directly to the polluter.

Front

Which of these events would affect the climate?

Back

All of the above

Front

The greenhouse effect is caused by...

Back

Greenhouse gases in the lower atmosphere absorbing long-wave radiation from the Earth's surface, and preventing some of it from escaping into space

Front

What is the short-term climate effect after a volcanic eruption?

Back

Dust and ash block incoming solar radiation and cool the planet.

Front

Advantage of using hydroelectric power plants over coal-fired power plants.

Back

Hydroelectric power plants generate renewable energy.

Front

How does deforestation contribute to climate change?

Back

It decreases amount of CO2 absorbed

Front

What effect does increased CO2 have on ocean chemistry?

Back

It leads to ocean acidification

Front

How could increased levels of CO2 in the atmosphere impact the pH of oceans?

Back

CO2 mixes with water to form carbonic acid, lowering the pH of the ocean and bleaching coral reefs.

Front

What will most likely influence global sea levels?

Back

an increase in global temperatures