生物入侵的概念在人类世:介绍和范围的扩张
James T Carlton1, Evangelina Schwindt2
1Coastal and Ocean Studies Program, Williams College-Mystic Seaport, Mystic, CT06355, USA.
概括
生物入侵包括物种引入和范围扩张,定义物种进入新地区的到来. 了解这些过程对于管理人类时代的生态和社会影响至关重要.
科学领域:
- 生态生态学 生态生态学
- 生物地理学 生物地理学 生物地理学
- 进化生物学 进化生物学
背景情况:
- 生物入侵,包括物种引入和范围扩张,正在越来越频繁地发生.
- 这些事件描述了物种进入其在历史上没有发生过的地区.
- 这种抵达可能会对生态系统和人类社会产生重大影响,影响经济和健康.
研究的目的:
- 为了澄清为什么范围扩大是生物入侵框架的组成部分.
- 为了强调侵略的生物地理性质,独立于影响.
- 突出人类因素在范围扩张中的作用.
主要方法:
- 基于生物地理原则的概念分析.
- 应用了生态和进化框架.
- 关于物种引入和范围扩张的文献综述.
主要成果:
- 范围的扩大完全适应生物入侵的概念.
- 分散机制,包括自然和人为载体,驱动范围的扩展.
- 许多范围的扩展是人类介导的引入.
结论:
- 侵袭是一个生物地理概念,不仅仅由影响来定义.
- 所有在历史时期到达新地区的物种都被认为是入侵物种.
- 这种理解对于管理人类时代的生态变化至关重要.
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