air quality criteria

简明释义

1. 大气质量标准; 2. 大气质量判据;

英英释义

例句

1.The new factory must adhere to strict air quality criteria before it can begin operations.

新工厂必须遵守严格的空气质量标准才能开始运营。

2.Meeting the air quality criteria is essential for maintaining a healthy environment.

满足空气质量标准对维持健康环境至关重要。

3.Researchers are studying the impact of urban development on air quality criteria.

研究人员正在研究城市发展对空气质量标准的影响。

4.Local authorities are monitoring pollution levels to comply with air quality criteria.

地方当局正在监测污染水平以遵守空气质量标准。

5.The government has established new air quality criteria to ensure public health.

政府已制定新的空气质量标准以确保公众健康。

作文

Air pollution is a pressing issue that affects the health of millions of people around the world. One of the key components in managing and improving air quality is the establishment of air quality criteria, which serve as guidelines for acceptable levels of pollutants in the atmosphere. These criteria are developed based on extensive scientific research and are designed to protect public health and the environment. In this essay, we will explore the significance of air quality criteria and how they contribute to a healthier planet.Firstly, air quality criteria are essential because they provide a benchmark against which air quality can be measured. Governments and environmental agencies use these criteria to assess whether the air in specific areas meets health and safety standards. For instance, the United States Environmental Protection Agency (EPA) has established air quality criteria for various pollutants, including particulate matter, nitrogen dioxide, sulfur dioxide, and ozone. By monitoring these pollutants and comparing their concentrations to the established criteria, authorities can determine if air quality is acceptable or if interventions are necessary.Moreover, the establishment of air quality criteria plays a crucial role in informing the public about air quality issues. When air quality is poor, it can have serious health implications, particularly for vulnerable populations such as children, the elderly, and individuals with pre-existing health conditions. By communicating the levels of pollutants in the air relative to the air quality criteria, agencies can raise awareness and encourage individuals to take precautions when air quality is compromised. For example, during high pollution days, people may be advised to limit outdoor activities or wear masks to reduce exposure to harmful pollutants.In addition to protecting public health, air quality criteria also help in guiding policy decisions and regulatory measures. Policymakers rely on these criteria to develop strategies aimed at reducing air pollution. For instance, if air quality monitoring reveals that pollutant levels exceed the established air quality criteria, policymakers may implement stricter emissions regulations for industries, promote cleaner transportation options, or invest in renewable energy sources. These actions not only improve air quality but also contribute to broader environmental goals, such as reducing greenhouse gas emissions and combating climate change.Furthermore, the continuous review and updating of air quality criteria are vital as new scientific evidence emerges. As our understanding of the health effects of air pollution evolves, it is crucial that the criteria reflect the latest research findings. This ensures that the guidelines remain relevant and effective in safeguarding public health. For instance, recent studies have shown that even low levels of certain pollutants can have detrimental effects on health, prompting a re-evaluation of existing air quality criteria.In conclusion, air quality criteria are fundamental to maintaining a healthy environment and protecting public health. They provide a framework for measuring air quality, inform the public about pollution levels, guide policy decisions, and adapt to new scientific findings. As we continue to face the challenges of air pollution, the importance of establishing and adhering to robust air quality criteria cannot be overstated. It is imperative that governments, organizations, and individuals work together to ensure that our air remains clean and safe for future generations.

空气污染是一个影响全球数百万人民健康的紧迫问题。管理和改善空气质量的关键组成部分之一是建立空气质量标准，这些标准作为大气中污染物可接受水平的指导方针。这些标准是基于广泛的科学研究制定的，旨在保护公众健康和环境。在这篇文章中，我们将探讨空气质量标准的重要性以及它们如何为更健康的地球做出贡献。首先，空气质量标准至关重要，因为它们提供了一个衡量空气质量的基准。政府和环境机构使用这些标准来评估特定区域的空气是否符合健康和安全标准。例如，美国环境保护局（EPA）已为各种污染物建立了空气质量标准，包括颗粒物、二氧化氮、二氧化硫和臭氧。通过监测这些污染物并将其浓度与已建立的标准进行比较，相关部门可以确定空气质量是否可接受，或者是否需要采取干预措施。此外，建立空气质量标准在向公众传达空气质量问题方面也发挥着至关重要的作用。当空气质量较差时，可能对健康产生严重影响，尤其是对于儿童、老年人和有既往健康状况的人群。通过传达空气中污染物的水平相对于空气质量标准，机构可以提高人们的意识，并鼓励他们在空气质量受到损害时采取预防措施。例如，在高污染日，人们可能会被建议限制户外活动或佩戴口罩以减少对有害污染物的暴露。除了保护公众健康，空气质量标准还帮助指导政策决策和监管措施。政策制定者依赖这些标准来制定旨在减少空气污染的策略。例如，如果空气质量监测显示污染物水平超过已建立的空气质量标准，政策制定者可能会对工业实施更严格的排放法规，推广更清洁的交通选择，或投资可再生能源。这些行动不仅改善了空气质量，还为更广泛的环境目标做出了贡献，例如减少温室气体排放和应对气候变化。此外，随着新科学证据的出现，持续审查和更新空气质量标准至关重要。随着我们对空气污染健康影响的理解不断发展，确保标准反映最新的研究结果至关重要。这确保了这些指导方针在保护公众健康方面保持相关性和有效性。例如，最近的研究表明，即使是低水平的某些污染物也可能对健康产生不利影响，从而促使对现有的空气质量标准进行重新评估。总之，空气质量标准对于维护健康的环境和保护公众健康至关重要。它们提供了衡量空气质量的框架，通知公众污染水平，指导政策决策，并适应新的科学发现。随着我们继续面临空气污染的挑战，建立和遵守强有力的空气质量标准的重要性不容小觑。政府、组织和个人必须共同努力，确保我们的空气在未来几代人中保持清洁和安全。