据报道,今年7月下旬,日本以长崎县为中心,整个九州西北地区连降暴雨,造成严重灾害。使4.5万户的长崎市一度处于瘫痪状态,这在日本历史上也是少见的。这次大水灾从林业上总结教训,据作者认为:一是陡坡地盲目扩大造林;一是大量人工林抚育间伐跟不上致使森林荒芜,未能发挥应有的国土保安效益。 It is reported that in late July of this year, Japan, with Nagasaki as the center, continued to torrential rains throughout the northwestern Kyushu region, causing serious disasters. Nagasaki City, a 45,000-nation city, was once paralyzed, which is rare in Japan’s history. The floods concluded lessons from the forestry, according to the author: First, blindly blind expansion of afforestation; First, a large number of artificial forest thinning can not keep up the result of barren forests, failed to give due homeland security benefits.