Q. Which of the following statements about ‘carbon tax’ is/are correct?
  1. It is an import duty based on the amounts of carbon emissions.
  2. BASIC countries have proposed this tax at COP27.
  3. The European Union proposed the Carbon Border Adjustment Mechanism (CBAM) to tax high-carbon commodities beginning in 2026.
Choose the correct answer using the codes given below:

Answer: Only 1 & 3
Notes: