Climate Change and its Impacts Quiz

What is the main cause of climate change?

• Natural disasters

• Volcanic eruptions

• Changes in solar radiation

• Human activities

What is the expected impact of each additional increment of warming?

• Decreased economic losses

• No change in damage

• Increased damage and economic losses

• Stabilization of climate risks

Which region in the United States has not experienced an increase in low temperatures at or above 70 degrees?

• Northern Great Plains

• Hawaii

• Alaska

• All regions have experienced an increase

Which of the following is NOT true about precipitation events?

• They are decreasing in Hawaii and the Caribbean

• They are increasing in Oregon, Washington, and Alaska

• They are increasing in all regions

• They are becoming heavier

Which sector in the United States has the most greenhouse gas emissions?

• Industrial

• Agriculture

• Transportation

• Electricity

What is the expected range of global warming caused by a doubling of CO2 in the atmosphere?

• 6 to 10 degrees Fahrenheit

• 4.5 to 7.2 degrees Fahrenheit

• 2.7 to 8 degrees Fahrenheit

• 1.5 to 3 degrees Fahrenheit

What is the main reason for the reduction in greenhouse gas emissions in the U.S.?

• Decreased energy consumption

• Changes in electricity production

• Implementation of carbon capture technology

• Increased use of renewable energy

What is the potential benefit of reducing greenhouse gas emissions and removing carbon dioxide from the atmosphere?

• Stabilization of climate risks

• Increased economic losses

• Decreased health risks

• Limiting future warming and associated risks

What is the expected outcome if no further action is taken to curb greenhouse gas emissions?

• No change in climate conditions

• Decreased climate risks

• Stabilization of global temperatures

• Increased damage and economic losses

What is the main message of the Fifth National Climate Assessment?

• The impacts of climate change are irreversible

• Adaptation efforts are unnecessary

• Climate change is not a significant concern

• Bolder steps are needed to address climate change