Becky worked in a store doing bookkeeping, while John found work driving a truck and also cutting the flammable undergrowth in the forests (" thinning " them ) for the US National Forest Service(NFS). 贝基在一家商店里记账,约翰找到了开卡车的工作,同时为美国国家森林管理局(NFS)干一份在森林里砍掉易燃矮树丛的工作(让树木变稀疏,也称抚育或间伐)。
Over the years, Yichun national forestry area have always provided wood for country overload, which made the original forest structure was seriously damaged and stable implement of ecological service function of forest was also affected, whose extensive mode of growth made the ecological environment vulnerable. 多年来伊春国有林区超负荷地为国家输送木材,严重破坏了原有的森林结构,影响森林生态服务功能的稳定发挥,粗放式增长方式致使生态环境呈现出脆弱性。