Microfinance is great, but what if you're too big for that, but too little for large scale venture funds? How about an NGO that supports, educates, and funds sustainable businesses in Nicaragua? Here's an example for us all.
central America
Nicaragua Shows The World How To Fund Socially Responsible Ventures

The story of Don Cheyo
A mini-documentary about Honduran farmer Don Cheyo, who grows organic crops and lives sustainably thanks to help from Sustainable Harvest International (SHI).

Largest debt-for-nature swap ever yields $26M for Costa Rica's forests
The Nature Conservancy has brokered the largest debt-for-nature swap in history -- a deal that will secure long-term, science-based conservation for Costa Rica's tropical forests. $12.6 million in debt will be forgiven and $26 million will be provided to finance forest conservation over the next 16 years.

A Legendary Eagle Returns to Central America
Once thought completely eliminated from Central America’s Mayan Forest, The majestic Harpy Eagle is returning thanks to community-based conservation efforts that are restoring the bird’s natural habitat.