The Declaration outlines the following five fundamental principles for making aid more effective. During the Busan 4th High Level Forum on Aid Effectiveness (2011) climate finance in the context of development co-operation was outlined as a priority for effective international development. In particular, to “Continue to support national climate change policy and planning as an integral part of developing countries’ overall national development plans, and ensure that -where appropriate - these measures are financed, delivered and monitored through developing countries’ systems in a transparent manner”18.