Unit 6 - Human Impact on the Envt REVIEW

Front

What year did the U.S.'s use of natural gas exceed the use of coal?

Back

About 2015.

Front

What is NOT a result of increasing greenhouse gases?

Back

An increase in the world's oxygen from the oceans.

Front

Which energy source emitted the SECOND highest amount of greenhouse gases in 2017?

Back

Electricity.

Front

Which energy source was used most consistently from 2000 to 2017 by the U.S.?

Back

Nuclear.

Front

What is acid rain?

Back

Acid rain forms when fossil fuels are burned, releasing sulfur dioxide and nitrogen dioxide into the air.

Front

How does acid rain harm buildings and cars?

Back

The acid wears away buildings and cars.

Front

What effect does acid rain have on aquatic life?

Back

Fish can die from acidic rivers and lakes.

Front

How does acid rain affect soil?

Back

Soils that are too acidic make it hard for plants to grow.

Front

What is a major cause of rising sea levels?

Back

Melting of polar ice caps and glaciers.

Front

What is one consequence of increased ocean acidity?

Back

It puts calcifying species, such as oysters and coral, at risk.