these include those working on development and climate issues as well as the private sector each of these communities has their own views on important issues for climate finance some of which have been laid out as principles relating to climate finance effectiveness these views and principles are often at the institutional national or international level indeed the extent of common ground has been growing over time as the climate community has integrated principles agreed in the development community eg via the paris declaration and busan partnership and vice versa eg on the importance of transparency for example all three communities agree that scaledup climate finance is needed that both public and private sources can play a key role and that the self sustainability of a project and transparency is important