Wonder #2838: Can We Reverse Carbon Emissions?

Question 1 of 3

What would the proposed technology called Direct Air Capture, or DAC, do?

1. capture carbon dioxide gas at its source
2. use machines to remove carbon from the air
3. use plants to add carbon to soil
4. create plants that grow deeper roots

Question 2 of 3

Which of the following is NOT a human activity that causes carbon emissions?

1. electricity
2. agriculture
3. industry
4. walking

Question 3 of 3

What is carbon dioxide?

1. a building material used to make energy-efficient homes
2. a technology that removes pollutants from the atmosphere
3. a gas that traps heat and keeps it close to the Earth
4. a mineral that helps plants resistant to drought

Check your answers online at https://wonderopolis.org/index.php/wonder/Can-We-Reverse-Carbon-Emissions.