Edited sentence: Among the many issues Greenpeace takes a stance on, it campaigns for sustainable seafood and overall ocean conservation.Greenpeace Greenpeace is a large multi-national environmental NGO.The focal point of this campaign is a yearly survey called “Carting Away the Oceans” in which they grade retailers, such as Wal-Mart and Whole Foods, on the sustainability of the seafood sold in their stores.The survey is entirely voluntary and retailers have seen others in their industry become the target of further campaigning whether or not they have participated in the survey until they cave to Greenpeace’s demands.The survey is used more as a method of drawing media attention to retailers’ seafood products rather than accurately assessing the sustainability of the products.The “report card” that is issued as a result of the survey has the potential to impact retailers’ business as it purports an arbitrary rating system as fact