Centuries of growth in advanced economies have left little carbon space for the developing world, challenging their growth. The thin lines of balancing economic development and protection of the environment will remain a great challenge in future development policy-setting. It is therefore critical that developed countries honour their commitments and compensate damage to the environment, on the basis of common but differentiated responsibilities.

United Nations, Sri "Lanka urges UN to study global inequality, failure to lift millions out of poverty", 24 September 2013.