The airline will also recycle paper cups and plastic bottles, and use chopsticks produced from wood from forestthinning projects, as part of its efforts to become more environmentally friendly.
They also select and mark trees for thinning or logging, manage forest protection activities and patrol park areas to prevent damage.
他们还要选择树木做上标记以进行疏伐、砍伐，负责森林保护活动，巡逻公园地区防止破坏。
3
The study result indicated that thinning cost was determined mainly by location of forestland the number of thinned trees and whether or not hauling logs from forest.