生物多样性保护的策略,最少一千字…

2025-03-05 20:05:25
推荐回答(1个)
回答1:

(1)调查、鉴别与编目。对物种多样性受威胁的情况、种群现状、分布与栖息地现状、致危原因等进行调查评估,参照国际濒危物种划分方法,确定物种濒危的等级,在此基础上,发布我国珍稀野生动植物红皮书以及应当作为国家重点保护的野生动植物名录,并依法进行管理。
我国公布的国家重点保护野生动植物名录以及各省发布的重点保护野生动植物名录、中华人民共和国濒危物种红皮书等均属于这种保护方法。

  (2)就地保护。就地保护就是在野外划定一定区域,对野生动植物种及其栖息地进行直接、全面的保护,使野生动植物种之间、物种和环境之间始终处于一个相互依存、相互依存、相互制约、相互适应的生态关系中。它是生物多样性保护最佳的、最有效的策略。自然保护区、自然保护小区、森林公园、风景名胜区、地质公园、自然遗产地等等都属于就地保护途径。

  (3)迁地保护。迁地保护就是对人工手段或者人工促进的手段,使它们在人工帮助的环境下繁衍生存,并使年代种群不断扩展达到能够维护该物种长期生存的保护方法。迁地保护的途径有动物园、水族馆、植物园、种质库等。

  (4)加强外来物种管理。要防止外来物种或者病害的危害,至少应:完善法律、法规,严格控制外来种的引入;加强国际间合作与管理,控制外来物种入侵;建立有害物种信息库;坚持不人为地有意引进外来物种;加强入境检查,防止来访者将外来物种带入带入特定区域;对可能潜藏外来病虫害的任何馐材料及时消毒甚至销毁,以减少外来病虫害的感染机会;加强周边社区宣教教育,预防周边社区引入外来物种造成对自然保护区的威胁;尽可能地控制和减少家畜等进入自然保护区的机会,减少家畜病虫害对保护区的感染;对国内已经知道的入侵物种进行研究与控制;在任何造林绿化、植被恢复以及位于自然风景区等地的园林绿化活动中,坚持使用乡土树种;在自然保护区内,坚决禁止采用任何外来植物进行绿化和栽培试验,禁止进行任何目的外来动物驯养繁殖实验。

  (5)景观保护。近年来,国际自然保护组织越来越关注从景观的角度进行生物多样性保护。这种保护有别于就地保护或者外来物种控制等相对单一的途径。它能够系统地兼顾生物多样性保护与可持续经济发展的协调关系。亚洲发展银行(ADB)在穿越中国、缅甸、泰国等6国国境的湄公河流域开展的保护与发展项目都不同程度地向我们展现了景观保护或者系统保护的观念。

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