Second, shifting from free use to non - gratuitous use of forest ecological value.

二是由无偿使用森林生态效益向有偿使用森林生态效益的转变.

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Therefore Tangjiahe Nature Reserve is an important protection, scientific research, education and ecological value.

因此唐家河自然保护区具有重要的保护 、 科研 、 教育和生态的价值.

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Wetlands protection means important ecological value to humanity, and its frailty needs special legal protection.

湿地对人类的生态保护有重要的价值, 但其非常脆弱,需要法律加以特别保护.

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Areas of industrial waste should be considered for their potential archaeological as well as ecological value.

必须工业废墟前在的考古和生态学价值.

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