Sustainable agriculture integrates three main goals, environmental health, economic profitability, and social and economic equity. These goals have been defined by a variety of philosophies, policies and practices, from the vision of farmers and consumers. Perspectives and approaches are very diverse, the following topics intend to to help understanding what sustainable agriculture is.
... Northern City Line (Great Northern & City Railway) remain open as mainline stations:
Great Missenden tube station[?]
Wendover tube station[?]
Stoke Mandeville tube ...