How can the finance and investment sectors best accelerate sustainability innovation and adoption?

Implementation of sustainability solutions needs financial capital - be it for a small rural offgrid solar product or for a large solar farm. Owing to the capital intensive nature of many clean energy and cleantech projects, easy access to finance and effective funding mechanisms are key to large scale implementation of sustainability solutions. The financing and investment community thus has a vital role to play in accelerating sustainability worldwide, but it needs to come up with customised solutions and innovative packages for this sector. What could such effective customizations and innovations be?