Supporting agroforestry? http://www.forestag.com/index.html and http://grist.org/food/put-a-tree-on-it-can-agroforestry-help-combat-climate-change/ This could be interesting for the $ donation/investment question
Supporting agroforestry? http://www.forestag.com/index.html and http://grist.org/food/put-a-tree-on-it-can-agroforestry-help-combat-climate-change/ This could be interesting for the $ donation/investment question