Environmental Science Review

Front

What is a catalytic converter?

Back

A device in a car that reduces harmful emissions by converting pollutants in exhaust gas into less harmful substances.

Front

Why was the catalytic converter developed?

Back

To reduce air pollution from vehicle emissions.

Front

What is the relationship between human population and carbon dioxide (CO2) levels?

Back

Both the human population and the amount of CO2 in the atmosphere are increasing.

Front

What is acid rain?

Back

Rain that has been made acidic by pollutants in the atmosphere, primarily from burning fossil fuels.

Front

How can we reduce acid rain?

Back

By decreasing fossil fuel use.

Front

What is groundwater?

Back

Water that is found underground in aquifers, which can be affected by human activities.

Front

What can pollute drinking water?

Back

Chemicals and toxins from human activities, such as agriculture and waste disposal.

Front

What is the main source of electricity in the United States?

Back

Most electricity is produced by burning fossil fuels.

Front

What is one reason for the increased usage of electricity?

Back

The increase in the human population and the use of technology and electronic devices.

Front

What is the impact of deforestation on the environment?

Back

It can lead to increased carbon dioxide levels and loss of biodiversity.