据美国西部木材产品协会和南方森林产品协会的统计,2005年,美国木材生产创下405亿板英尺的最高产量,到2009年骤减到234亿板英尺。
U.S. lumber production peaked at 40.5 billion board feet in 2005 and plunged to 23.4 billion in 2009, according to Western Wood Products Association and Southern Forest Products Association estimates.
例如,森林管理协会(FSC),主要负责认证纸制品,都是来自合理的利用森林资源产出的。
The Forest Stewardship Council (FSC), for example, certifies paper products that come from responsibly managed forests.
例如,森林管理协会(FSC),主要负责认证纸制品,都是来自合理的利用森林资源产出的。
The Forest Stewardship Council (FSC), for example, certifies paper products that come from responsibly managed forests.
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