水华
环境科学
业务
环境资源管理
环境规划
生态学
浮游植物
生物
营养物
作者
Galen Treuer,Christine Kirchhoff,Maria Carmen Lemos,Francesca L. McGrath
标识
DOI:10.1038/s41893-021-00770-y
摘要
Inland freshwater harmful algal blooms are a growing threat to drinking water worldwide. Here we present the results of a national survey of how drinking water managers experience and perceive both nuisance harmful algal blooms and toxic harmful algal blooms (TABs) (N = 335) in the United States. We find that previous experience with harmful algal blooms increases drinking water systems’ planning and preparation. However, unexpectedly, we also find that (1) water managers who experienced TABs rate them as more difficult to manage than do those with no previous TAB experience, and (2) managers in systems that experience TABs become increasingly reliant on internal resources to respond to TABs once they occur rather than reaching out for external sources of information and technology. This turn towards self-reliance could make the effective dissemination of state-of-the-art information and solutions more difficult among water systems and further isolate some vulnerable systems. Proper management to mitigate and avoid algal blooms in drinking water is dependent on expertise. This study surveyed water managers across the United States to assess how knowledge is formed and disseminated, or how it is not.
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