... Management lands involve the most recreational visitors. These lands are also the ones most involved in natural resources conservation, another way of showing the impact that preserving these lands ... This includes hunting, fishing, wildlife viewing and the “human-powered” recreations such as hiking, camping, skiing, paddle sports and bicycling. • In 2008, 28.3% of U.S. adults went boating ... other “brownfield” areas are also being converted to apartments and townhouses, while retaining their historic exteriors in many cities in the country, leading to economic development in these...