nonpoint

简明释义

英[ˈnɑnˌpɔɪnt]美[ˈnɑnˌpɔɪnt]

adj. 非点源的

英英释义

单词用法

同义词

反义词

例句

1.The research results indicated: soil and water conservation measures are important means to control nonpoint source contamination, protect water source quality and ensure drinking water security.

结果说明，水土保持措施是防治非点源污染，保护水源水质，保障饮水安全的重要手段。

2.In this paper, these pollution produced by soil and water loss is defined as nonpoint pollution of soil and water loss type (NPSWLT).

本文定义这种污染方式这种为水土流失型非源污染。

3.Endogenous effect mechanism of rural nonpoint pollution control are lack both in domestic and abroad.

国内外农村面源污染控制都缺乏内源的长效运行机制。

4.And among all sorts of nonpoint source pollutions, agricultural nonpoint source pollution is the biggest one.

而在各种非点源污染中，有很大一部分来源于农业非点源。

5.The nonpoint source pollution, which has played an important role on surface water pollution has been given much attention because of the effective controlling of the point source pollution.

在点源污染逐步得到有效控制的今天，面源，这一对地表水体水质有严重影响的污染源在发达国家已经引起了极大的关注。

6.Storm drainage, even though the water may enter watercourses by way of pipes or channels, is considered nonpoint source pollution.

雨水排水也会通过水管或管道进入水道，这都被认为是非点源污染。

7.Water pollutants are categorized as point source or nonpoint source, the former being identified as all dry weather pollutants that enter watercourses through pipes or channels.

水污染物分为点源和非点源，前者认为所有干燥空气污染物通过水管或管道进入水道。

8.Farmers are encouraged to adopt practices that reduce nonpoint 非点源 runoff into nearby rivers.

鼓励农民采用减少非点源径流进入附近河流的做法。

9.To combat nonpoint 非点源 pollution, communities are implementing green infrastructure solutions.

为了应对非点源污染，社区正在实施绿色基础设施解决方案。

10.The environmental agency is focusing on nonpoint 非点源 pollution to address water quality issues.

环境机构正在关注非点源污染，以解决水质问题。

11.Education about nonpoint 非点源 pollution is crucial for local residents to protect their environment.

关于非点源污染的教育对于当地居民保护环境至关重要。

12.Urban development often leads to increased nonpoint 非点源 pollution due to stormwater runoff.

城市开发往往导致由于暴雨径流而增加非点源污染。

作文

In recent years, environmental issues have become increasingly prominent in discussions about sustainability and conservation. One term that often arises in these discussions is nonpoint source pollution. This type of pollution refers to contaminants that do not originate from a single, identifiable source, making it more challenging to manage and regulate. Understanding the concept of nonpoint sources is crucial for developing effective strategies to protect our water bodies and ecosystems.To illustrate what nonpoint source pollution entails, consider agricultural runoff. When it rains, fertilizers, pesticides, and other chemicals applied to farms can wash into nearby rivers and lakes. Unlike point source pollution, which comes from a specific outlet like a sewage treatment plant, nonpoint source pollution is diffuse and can occur across vast areas. This makes it difficult to pinpoint the exact origin of the pollutants, complicating efforts to mitigate their impact.Another example of nonpoint source pollution is urban runoff. As rainwater flows over streets, parking lots, and rooftops, it collects various pollutants such as oil, heavy metals, and debris. When this contaminated water enters storm drains, it eventually reaches local waterways, contributing to the degradation of aquatic ecosystems. The challenge with nonpoint source pollution lies in its widespread nature; it requires collective action from entire communities rather than targeting individual polluters.Addressing nonpoint source pollution involves implementing best management practices (BMPs) that aim to reduce the amount of pollutants entering our water systems. For instance, farmers can adopt techniques such as cover cropping, contour farming, and buffer strips to minimize runoff. These practices not only help in reducing nonpoint source pollution but also enhance soil health and promote biodiversity.Similarly, urban areas can implement green infrastructure solutions, such as rain gardens and permeable pavements, to manage stormwater more effectively. By allowing rainwater to infiltrate the ground rather than running off into storm drains, these solutions can significantly decrease the volume of nonpoint source pollutants entering our waterways.Education and community involvement are also vital in tackling nonpoint source pollution. Raising awareness about the impacts of everyday activities on water quality can empower individuals to make more environmentally conscious decisions. For example, homeowners can be encouraged to use fewer chemicals on their lawns and gardens, thereby reducing the potential for nonpoint source pollution.In conclusion, nonpoint source pollution presents a complex challenge for environmental protection efforts. Its diffuse nature makes it difficult to identify and regulate, requiring innovative solutions and community engagement. By understanding the mechanisms behind nonpoint source pollution and implementing effective management practices, we can work towards healthier ecosystems and a more sustainable future. It is essential for everyone to recognize their role in preventing nonpoint source pollution and to take action to protect our precious water resources.

近年来，环境问题在可持续性和保护的讨论中变得越来越突出。一个经常出现的术语是非点源污染。这种类型的污染指的是不来自单一、可识别来源的污染物，使其管理和监管更加困难。理解非点源的概念对于制定有效的保护水体和生态系统的策略至关重要。为了说明非点源污染的含义，可以考虑农业径流。当下雨时，施加在农田上的肥料、农药和其他化学品可能会冲洗到附近的河流和湖泊中。与来自特定出口（如污水处理厂）的点源污染不同，非点源污染是弥散的，可以发生在广阔的区域内。这使得难以确定污染物的确切来源，复杂化了减轻影响的努力。另一个非点源污染的例子是城市径流。当雨水流过街道、停车场和屋顶时，它会收集各种污染物，如油、重金属和垃圾。当这些被污染的水进入雨水排放管道时，最终会流入当地水道，导致水生生态系统的退化。非点源污染的挑战在于其广泛的性质；它需要整个社区的集体行动，而不是针对个别污染者。解决非点源污染涉及实施最佳管理实践（BMP），旨在减少进入水系统的污染物。例如，农民可以采用覆盖作物、等高耕作和缓冲带等技术来最小化径流。这些做法不仅有助于减少非点源污染，还能改善土壤健康，促进生物多样性。同样，城市地区可以实施绿色基础设施解决方案，如雨水花园和透水铺装，以更有效地管理雨水。通过允许雨水渗入土壤而不是流入雨水排放管道，这些解决方案可以显著减少进入水道的非点源污染物的数量。教育和社区参与在应对非点源污染方面也至关重要。提高公众对日常活动对水质影响的认识，可以使个人更有能力做出环保的决定。例如，可以鼓励房主在草坪和花园中使用更少的化学品，从而减少非点源污染的潜力。总之，非点源污染为环境保护工作带来了复杂的挑战。其弥散的性质使其难以识别和监管，需要创新的解决方案和社区的参与。通过理解非点源污染背后的机制并实施有效的管理实践，我们可以朝着更健康的生态系统和更可持续的未来努力。每个人都必须认识到自己在防止非点源污染中的作用，并采取行动保护我们珍贵的水资源。