A factory installs a Direct Air Capture (DAC) system to extract carbon dioxide directly from the atmosphere. To ensure this is a true climate action victory, what condition must be met?

Answer as guest — Start Free Practice Test to earn Practice PointsHow to earn pointsAsk a question+3Answer a question+1Someone answers yours+1Your Q gets upvoted+1Pioneer bonus (first 5)+5, ask questions & climb the leaderboard!

A The captured carbon dioxide must be immediately released into the ocean.
B The DAC system must be powered entirely by fossil fuels to remain stable.
C The energy running the DAC system must come from 100% renewable sources.
D The factory must increase its overall production to pay for the system.

Show answer and explanation

Answer: C. The energy running the DAC system must come from 100% renewable sources.

Correct Answer: C
Explanation: If carbon capture machines run on fossil-fuel power, they will emit more greenhouse gases during operation than they actually remove from the air.

Answering after opening this box earns no Practice Points.

Rules for asking and answering

A factory installs a Direct Air Capture (DAC) system to extract carbon dioxide directly from the atmosphere. To ensure this is a true climate action victory, what condition must be met?

More questions like this