The Rainforest Alliance is based on the premise that healthy land makes for health and profitable farming, sustainable practices, and preserve biodiversity. They achieve this not only through certification programs, but also working to educate farmers. You can go to their site, and find more shade grown coffees here. This is one of their videos - its entertaining and inspiring:
RA (Rainforest Alliance) works with farmers, forestry companies, and tourism businesses to keep forests healthy, and conserve resources. To get be RA certified, rigorous standards must be met. Once certified you are part of a global community of people who all believe in protecting forests and those who work in them. This certificate is called, the Green Frog Seal.
The Rainforest Alliance Certified™ seal is an internationally recognized symbol of environmental, social and economic sustainability that helps both businesses and consumers do their part to ensure a brighter future for us all.