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IntfoduchonSinal 1935, the science of ecology has become animPOtent Subjed. With the rapid groWth of the internedon'al economy affer WOrld War 11 and increasedindusfoalhation, some west6rn countries raised the' slogeds of "eCOIOgy awake" and "back to nature" inthe 1960s. In keeping with that theme, many kinds ofeCOIOeyXiriented parks were estsblished (e.g., forestP8rks, natUre perks, and national parks, Deng 1997).By ac 19905, 6COtourism had grown so rapidly that ithad ~e the one of … 相似文献
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