Our Carbon Footprint

Based on this paragraph, the reader may best conclude that —

• humans have increased their energy usage in the past century.

• greenhouse gases are good for the environment.

• fossil fuels come from dinosaur remnants.

• humans activity does not require significant energy.

From the information in the section "Shaping the Future," the reader can infer that —

• greenhouses gases are not harmful to the atmosphere.

• trees produce tons of greenhouse gases.

• trees remove greenhouse gases from the atmosphere.

• ordinary people play no role in greenhouse gas emissions.

In the section "Shaping the Future," which organizational pattern is mostly used?

• Chronological

• Problem/Solution

• Enumeration

• Generalization

Read this paragraph from Page 2.

Which word is a synonym for significant?

• minuscule

• pointless

• important

• broken

As a result of recycling paper materials, humans --

• harm the environment.

• save trees, landfill space, and water.

• add more fossil fuels to the atmosphere.

• want to reduce their carbon footprint.