Environment & Ecology · Environment
With reference to geoengineering techniques for carbon dioxide removal (CDR), consider the following statements: 1. Direct Air Capture (DAC) employs chemical reactions to selectively absorb CO2 directly from ambient air. 2. Bioenergy with Carbon Capture and Storage (BECCS) combines biomass conversion with underground geological sequestration. 3. Ocean alkalinity enhancement aims to increase the chemical capacity of oceans to absorb dissolved CO2. 4. Reforestation has no practical connection with carbon removal methodologies. Which of the statements given above are correct?
- 1All four
- 21, 3 and 4 only
- 32 and 4 only
- 41, 2 and 3 only✓
Correct answer
1, 2 and 3 only
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