Lake Guri and Additional Top-down Mediated Systems
»	For an interesting commentary on Terborgh's Lake Guri study see Jared Diamond's follow-up article in Science. Diamond, J. (2001). Ecology: Dammed Experiments!, Science, 294,1847-1848.
»	Norwell, M.A., Gratton, C., and Denno, R.F. (2003). Seasonal shift from bottom-up to top-down impact in phytophagous insect populations. Oecologia, 134,487-495.
»	Worm, B. and Myers, R. (2003). Meta-analysis of cod-shrimp interactions reveals top-down control of oceanic food webs. Ecology, 84, 162-173.
Wolves of Yellowstone
»	The Aspen Project This interactive web page examines the decline of quaking aspen throughout the western United States.
»	The Wolves in Nature Project This site investigates the role of a top predator – the gray wolf, Canis lupus – in structuring ecological communities. Be sure to click on the site to hear the wolves howl.
»	Wolf Guardian program This program works with biologists, ranchers and local residents to build a greater tolerance for wolves and better methods for protecting livestock from predation.
»	The Bailey Wildlife Foundation Wolf Compensation Trust This trust is designed to allow those people who want wolf populations restored to share some of the costs involved so that ranchers are not left footing the entire bill.
»	The Searching Wolf This fun site has a list of all things wolf related. There is even a great section for kids.
Marine Ecosystems, Marine Management Areas and Seafood Choices
»	The Sea Around Us Project. This project offers integrated analysis of the impacts of fisheries on marine ecosystems and the goal to devise policies that can mitigate and reverse harmful trends while ensuring the social and economic benefits of sustainable fisheries.
»	The Ocean Conservancy's Marine Protected Areas For more than 30 years, The Ocean Conservancy has informed, inspired and empowered people to act on behalf of the oceans. This page explains why marine protected areas are seen as a major "power tool in the conservation toolbox."
»	For information on the perils of shrimp consumption, consult Worldwatch’s Shrimp Consumption Guidelines for Consumers.
»	Shifting Baselines This project is a partnership between ocean conservation and Hollywood to help bring attention to the seriousness of ocean decline. It is meant to provide inspiration for ocean conservation and link visitors to excellent partner groups.
»	Marine Protected Areas of the United States The Marine Protected Areas site is a federal government site that aims to help federal agencies coordinate and share information, tools and strategies. It outlines the marine protected areas of the United States and offers a good overall review and definition of marine protected areas.
»	Great Barrier Reef Marine Park Authority (GBRMPA) Want to know where the world's largest network of marine protected areas is located? Check out the Great Barrier Reef. The protected zone, where commercial and recreational fishing is banned, has recently been increased from 5% of the 2,000-kilometre (1,200-mile) reef to over 30%.
»	Monterey Bay Aquarium's Seafood Watch Program The seafood you choose to purchase at the grocery store and order at a restaurant makes an enormous difference to the future of ocean wildlife. The Monterey Bay Aquarium offers a downloadable wallet-sized card called the Seafood Watch Guide that helps you keep track of which seafood choices are the most sustainable.
»	Seafood Choice Alliance The Seafood Choices Alliance offers fishermen, chefs and other seafood sellers up-to-date information to make sound seafood choices and provide the best options to their customers.
US Programs
»	Forest Stewardship Council The Forest Stewardship Council (FSC) was created to change the dialogue about and the practice of sustainable forestry worldwide. This impressive goal has in many ways been achieved, yet there is more work to be done. FSC sets forth principles, criteria and standards that span economic, social and environmental concerns. The FSC standards represent the world’s strongest system for guiding forest management toward sustainable outcomes.
»	Smartwood Alliance The mission of the Smartwood Alliance is to protect ecosystems and the people and wildlife that depend on them by transforming land-use practices, business practices and consumer behavior. Companies, cooperatives and landowners that participate in their programs meet rigorous standards that conserve biodiversity and provide sustainable livelihoods.
»	Grizzly Compensation Trust Since 1987 Defenders of Wildlife has maintained the Grizzly Compensation Fund to compensate ranchers in the Northern Rockies and Southwest for verified livestock losses caused by wolves. During the last 14 years Defenders has paid about $210,000 to more than 180 producers. This program has helped make wolf recovery more acceptable to landowners.
International Programs
»	Jaguar Guardian program Defenders.org is working to conserve Mexico’s northernmost population of jaguars, which are believed to be dispersing back into historic range in the United States. Defenders has assisted local ranchers in jaguar conservation efforts and is supporting the Northern Jaguar Project’s field research by providing remote-sensing cameras, field equipment and office space.
»	Forest Stewardship Council The Forest Stewardship Council (FSC) is an independent, not-for-profit, non-government organization based in Bonn, Germany, that provides standard setting, trademark assurance and accreditation services for companies and organizations interested in responsible forestry.

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