True or False: Wasting less food is a way to reduce greenhouse gas emissions.

• True

• False

Which of the following is a greenhouse gas?

• CO₂ (Carbon Dioxide)

• CH₄ (Methane)

• Water vapor (H₂O)

• All of the above

Which of the following are consequences associated with climate change?

• The ice sheets are declining, glaciers are in retreat globally, and our oceans are more acidic than ever.

• Surface temperatures are setting new heat records about each year.

• More extreme weather like droughts, heat waves, and hurricanes.

• Global sea levels are rising at an alarmingly fast rate — 17 centimeters (6.7 inches) in the last century alone and going higher.

• All of the above

True or False: The overwhelming majority of scientists agree that climate change is real and caused by humans.

• True

• False

Globally, which of the following economic sectors emits the largest percentage of greenhouse gas emissions?

• Transportation

• Buildings

• Industry

• Electricity and heat production

True or False: Across the globe, the coal industry is declining, while renewable energy industries are on the rise.

• True

• False

Which of the following is not considered to be a source of renewable energy?

• Hydro-power

• Wind

• Natural gas

• Solar

Which of the following are negative impacts of burning fossil fuels?

• They contribute to environmental degradation and pollution

• They harm local communities

• They contribute to human health problems

• All of the above

What percentage of emitted carbon dioxide is absorbed by the oceans?

• 10%

• 40%

• 50%

• 77%

About how many trees are needed to meet the oxygen needs of 4 people?

• 1

• 10

• 50

• 100