area source

简明释义

1. 区域污染源; 2. 面积源;

英英释义

例句

1.We need to identify the area sources 区域源 of noise pollution in our community.

我们需要识别社区中的区域源噪音污染。

2.Agricultural activities can be a significant area source 区域源 of runoff pollution.

农业活动可以成为重要的区域源径流污染。

3.The city’s planning department is mapping out all potential area sources 区域源 of flooding.

城市规划部门正在绘制所有潜在的区域源洪水图。

4.Urban areas often have multiple area sources 区域源 contributing to air quality issues.

城市地区通常有多个区域源导致空气质量问题。

5.The pollution from the factory is considered an area source 区域源 of harmful emissions in the region.

工厂的污染被视为该地区有害排放的区域源。

作文

In environmental science, understanding the concept of area source is crucial for effective pollution management and urban planning. An area source refers to a specific geographical region from which pollutants are emitted into the atmosphere or water bodies. Unlike point sources, which are single, identifiable locations such as factories or power plants, area sources encompass broader areas that may include residential neighborhoods, agricultural lands, or industrial zones. This distinction is important because it influences how we approach the monitoring and regulation of emissions.For instance, consider a city with a high population density. The residents' daily activities, such as driving cars, using heating systems, and cooking, contribute to air pollution. These emissions do not come from a single point but rather from numerous small sources spread throughout the urban landscape. Therefore, the city can be characterized as an area source of air pollutants. Understanding this concept allows city planners and environmentalists to implement strategies that address pollution on a larger scale, targeting specific neighborhoods or districts that may be more affected.Moreover, area sources can also be found in rural settings, particularly in agricultural areas where fertilizers and pesticides are widely used. When these chemicals are applied to fields, they can volatilize and enter the atmosphere, contributing to air quality issues. In such cases, the entire agricultural zone acts as an area source, necessitating comprehensive regulations to manage the use of harmful substances effectively.The implications of recognizing area sources extend beyond pollution control. They also play a significant role in climate change discussions. For example, urban areas often have higher concentrations of greenhouse gases due to transportation and energy consumption. By identifying these cities as area sources of emissions, policymakers can develop targeted initiatives aimed at reducing carbon footprints, such as promoting public transportation, enhancing energy efficiency in buildings, and encouraging the use of renewable energy sources.In conclusion, the term area source is vital for understanding how various emissions impact the environment. By acknowledging the broader spatial context of pollution, we can devise more effective strategies for mitigation and management. Whether in urban or rural settings, recognizing area sources enables us to take a holistic approach to environmental challenges, ultimately leading to healthier communities and a more sustainable future.

在环境科学中，理解“area source”这一概念对于有效的污染管理和城市规划至关重要。“area source”指的是特定地理区域，从中向大气或水体排放污染物。与单一、可识别的位置（如工厂或发电厂）的点源不同，“area source”涵盖了更广泛的区域，可能包括住宅区、农业用地或工业区。这一区别很重要，因为它影响我们监测和规范排放的方式。例如，考虑一个人口密集的城市。居民的日常活动，如开车、使用取暖系统和做饭，都会导致空气污染。这些排放并不是来自单一的点，而是来自遍布城市景观的众多小源。因此，这座城市可以被视为空气污染物的“area source”。理解这一概念使城市规划者和环保人士能够实施针对性策略，解决更大范围内的污染问题，针对可能受到更大影响的特定社区或地区。此外，“area sources”也可以在农村地区发现，特别是在农业区，化肥和农药的广泛使用。当这些化学品施加到田地时，它们可能会挥发并进入大气，导致空气质量问题。在这种情况下，整个农业区作为“area source”运作，需要全面的监管来有效管理有害物质的使用。认识到“area sources”的意义不仅限于污染控制。它们在气候变化讨论中也起着重要作用。例如，由于交通和能源消耗，城市地区往往具有更高浓度的温室气体。通过将这些城市识别为排放的“area source”，政策制定者可以制定针对性的举措，旨在减少碳足迹，如促进公共交通、提高建筑能效和鼓励使用可再生能源。总之，“area source”这一术语对于理解各种排放如何影响环境至关重要。通过承认污染的更广泛空间背景，我们可以设计出更有效的减缓和管理策略。无论是在城市还是农村，通过识别“area sources”，使我们能够以整体的方式应对环境挑战，最终实现更健康的社区和更可持续的未来。