This report provides an overview of public finance mechanisms that mobilise and leverage commercial financing, build commercially sustainable markets, and increase capacity to deliver clean energy and other climate-mitigation technologies, projects and businesses.

In August 2007, the Secretariat of the United Nations Framework Convention on Climate Change (UNFCCC) published a technical paper, Investment and Financial Flows to Address Climate Change, which estimated that USD200?210 billion in additional investment will be required annually by 2030 to meet global greenhouse gas (GHG) emissions reduction targets.