Md. Code, Land Use § 25-602

(a) There is a Prince George’s County Agricultural Preservation Easement Program. (b) The purposes of the Program are to: (1) implement the policies of the county’s general plan and the Green Infrastructure Plan to preserve, protect, and enhance agricultural properties, particularly those in the Rural Tier; (2) preserve ecologically fragile and aesthetically valuable environments of the county, including streams, stream valleys, floodplains, wetlands, groundwater, steep slopes, woodlands, habitats, scenic vistas, and scenic corridors; (3) retain agricultural land and augment other local and State programs certified in accordance with the Code of Maryland Regulations for the preservation of agricultural land; (4) recognize the public value in protecting agriculture and agricultural viewsheds, vistas, rural culture and character, and longstanding agricultural enterprises; (5) limit nonagricultural uses; (6) conserve and protect biodiversity and wildlife and aquatic habitats; (7) promote interest in and the study of agriculture and agricultural preservation; and (8) promote tourism through the preservation of scenic resources.