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沿海依赖地下水的生态系统正因政策缺陷而衰落
Madeleine Dyring1,2, Melissa M Rohde3,4,5, Ray Froend6
1School of the Environment, The University of Queensland, Brisbane, Queensland, Australia.
Ground water
|September 12, 2023
概括
由于政策缺陷,依赖地下水的沿海生态系统 (GDE) 正面临衰退. 综合管理对于保护这些重要的生物多样性热点及其基础地下水系统至关重要.
科学领域:
- 环境科学 环境科学
- 生态生态学 生态生态学
- 政策分析 政策分析
背景情况:
- 沿海依赖地下水生态系统 (GDE) 是重要的生物多样性热点,提供必要的生态系统服务.
- 这些生态系统受到地下水枯竭,气候变化,海平面上升和极端天气事件的威胁.
- 现有的地下水利用和物种保护政策往往未能全面解决GDE问题,导致其下降.
研究的目的:
- 检查昆士兰州 (澳大利亚) 和美国加利福尼亚州沿海地下水和相关生态系统的管理政策.
- 确定阻碍有效保护沿海GDE的政策差距.
- 为综合管理和政策改革提出解决方案.
主要方法:
- 昆士兰州和加利福尼亚州管理策略的政策分析.
- 识别和分类影响沿海GDE的政策差距.
- 审查现有的保护方法及其局限性.
主要成果:
- 他们发现了三个普遍的政策差距:缺乏地下水系统的认可,分散的治理和不充分的GDE管理指导.
- 沿海GDE的保护往往依赖于保护区的纳入或物种的恢复,忽视了基础的地下水支持.
- 孤立的政策造成差距,导致GDE的范围和生态功能下降.
结论:
- 综合,基于生态系统的管理对于协调不同的机构和改善沿海GDE保护至关重要.
- 需要全面的政策框架来解决陆海连续性问题,并确保沿海GDE的长期可持续性.
- 填补政策差距需要认识到地下水系统并采用整体管理方法.
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