Mesilla (also known as La Mesilla and Old Mesilla) is a town in Doña Ana County, New Mexico, United States. The population was 2,180 at the 2000 census. It is part of the Las Cruces Metropolitan Statistical Area. During the American Civil War, Mesilla briefly served as capital of the Confederate Territory of Arizona. Mesilla Plaza is a National Historic Landmark.

What is energy and natural resources law?

Energy Law Involves the use and regulation of electricity, natural gas, coal, hydropower, oil, and alternative energy sources like solar, wind, biomass and alcohol fuels, and geothermal -- including rate regulation, energy purchase and sale, public utilities, energy facility licensing, and deregulation of power and electric companies. Natural Resources Law encompass land, fish, wildlife, biota, air, water, ground water, drinking water supplies, and other such resources belonging to, managed by, held in trust by, appertaining to, or otherwise controlled by the United States, any State or local government.