The overall annual percentage of changes in forest area by subregions.
Environmental Protection Agency: Forestry - http://www.epa.gov/agriculture/forestry.html
This page will give you information about environmental requirements relating specifically to establishments that operate timber tracts, tree farms, forest nurseries, and related activities, such as reforestation services and the gathering of gums, barks, balsam needles, maple sap, Spanish moss, and other forest products.
World Wildlife Fund - http://www.worldwildlife.org/forests/
The Conservation Action Network (CAN) is an electronic advocacy network that enables you to obtain concise information and take action quickly and easily on important issues such as endangered species, global warming, forest protection, fisheries conservation, and many others.