Consider the following statements regarding Carbon Pricing:
I. Carbon pricing is a policy tool that puts a financial cost on greenhouse gas emissions, primarily methane
II. It works by making emitters pay for the environmental damage caused by their pollution, encouraging them to reduce emissions
Which of the statements given above is/are correct?
Statement I defines carbon pricing as a policy tool that places a financial cost on greenhouse gas emissions, with a specific mention that it targets emissions primarily methane ($\text{CH}_4$).
Evaluation: This statement contains a factual inaccuracy. Carbon pricing mechanisms are designed to put a cost on greenhouse gas emissions, but their main focus is typically on carbon dioxide ($\text{CO}_2$) emissions. While methane is indeed a significant greenhouse gas and can be incorporated into carbon pricing frameworks (often by converting its impact to $\text{CO}_2$ equivalents), it is not the primary gas targeted by most carbon pricing policies worldwide. Therefore, Statement I is considered incorrect.
Statement II explains the working principle of carbon pricing, stating that it functions by making emitters financially responsible for the environmental damage caused by their pollution, thereby encouraging them to reduce emissions.
Evaluation: This statement accurately describes the fundamental goal and economic rationale behind carbon pricing. It aims to "internalize the externality" of pollution by making emitters face the costs associated with their emissions, which theoretically represent the societal damage caused. This financial pressure is intended to incentivize businesses and individuals to lower their emissions. However, the phrasing "pay for the environmental damage" could be seen as a simplification. Carbon pricing typically involves setting a price on emissions (e.g., through a carbon tax or emissions trading system) which reflects an estimated cost or value of emission reductions, rather than a direct payment for specific, measured damages. While the incentive to reduce emissions is the core objective, the mechanism itself is about creating a cost signal. Given the precise nature often required in policy analysis and the definitive error found in Statement I, this statement may also be considered not fully accurate in its specific wording, leading to the conclusion that neither statement is fully correct.
After evaluating both statements:
Consequently, based on this analysis, neither Statement I nor Statement II is considered correct.
What is the correct increasing order of Global Warming Potential of Following Green House Gases?
I. Methane
II. Fluorinated Gases
III. Carbon dioxide
IV. Nitrous Oxide
Select the correct answer using the codes given below: