Since European settlement, eucalypt trees heavily decline in the tablelands of New South Wales.Tree recruitment bog down and the landscape ecosystem hardly recovers to the original state.

• 在欧洲人定居澳大利亚以后，新南威尔上州台地的桉树急剧减少，桉树更新停滞，景观生态系统很难恢复到原初状态。