You've got to look toward the long term, and not just make a quick buck and run. "To preserve the scenery and provide a wider variety of recreational possibilities, scenic areas overseas are sometimes classified into various categories for people with different recreational interests.
它所考慮的是遊客的「心理承載量」，就像登山活動有大眾化路線，供給體力較差、喜愛輕鬆的人走；也要保存一些地方做「探勘」路線，供性喜冒險的人前往。