Industry leaders quoted in the report see “ an urgent need ” for policy makers to protect wild places and backcountry destinations “ to ensure there are places to play and a long - term vibrant recreation economy 行业领导者引用报道“迫切的需要”呼吁决策者保护野外和边远地区， “确保人们有娱乐的地方和一个长期活跃的休闲运动经济” 。
More than one - million - seven - hundred thousand people visited what is called the “ backcountry . ” the backcountry is far away from human activity . in some parks , vehicles are not permitted in the backcountry 超过10亿7十万人到过那些叫backcountry （边远，人迹稀少的）的地方。那些地方没有人类活动的痕迹。在一些公园的backcountry ，交通工具是禁止进入的。
Leave natural objects and cultural artifacts : natural objects of beauty or interest such as antlers , petrified wood , or colored rocks add to the mood of the backcountry and should be left so others can experience a sense of discovery 留存自然的物体和人文遗产：一些美丽有趣的天然物品，比如鹿角、木化石或彩色的石头，增加了原始遗址的风格，应该被留存下来，以使他人也能经历发现的乐趣。
Leave natural objects and cultural artifacts : [ / b ] natural objects of beauty or interest such as antlers , petrified wood , or colored rocks add to the mood of the backcountry and should be left so others can experience a sense of discovery 留存自然的物体和人文遗产： [ / b ]一些美丽有趣的天然物品，比如鹿角、木化石或彩色的石头，增加了原始遗址的风格，应该被留存下来，以使他人也能经历发现的乐趣。
[ b ] leave natural objects and cultural artifacts : [ / b ] natural objects of beauty or interest such as antlers , petrified wood , or colored rocks add to the mood of the backcountry and should be left so others can experience a sense of discovery 留存自然的物体和人文遗产： [ / b ]一些美丽有趣的天然物品，比如鹿角、木化石或彩色的石头，增加了原始遗址的风格，应该被留存下来，以使他人也能经历发现的乐趣。
