Wikipedia's description of 'Gleaning' is the collection of leftover crops from farmers' fields after they have been mechanically harvested or on fields where it is not economically profitable to harvest.
"Glean The Planet is a community resource to facilitate the sharing of food. Gleaning is about sharing food resources that would otherwise go to waste. Whether you are looking for free vegetables or have an apple tree you don't have time to pick from, you can use GTP forums to spread the word."
Gardending Superfund Sites is an art project that fosters discourse around the issues of nature preservation, industry, and activism. Information and workshops with students and community groups to create a call to action to high tech industries to take responsibility for their actions.