The United Nations is implementing the Article 6.4 mechanism to create a unified global carbon market. While the system aims to solve long-standing credibility issues by enforcing strict standards for additionality and measurability, there are concerns that overengineering the process could stifle the market. High compliance costs and rigorous monitoring requirements may filter out viable projects, particularly in emerging markets. The challenge lies in ensuring high-quality carbon credits without creating economic barriers that prevent the scale necessary for real climate impact.
