atmospheric nitrogen

简明释义

大气氮

英英释义

例句

1.Certain bacteria can convert atmospheric nitrogen into ammonia, which is vital for the ecosystem.

某些细菌可以将大气氮转化为氨，这对生态系统至关重要。

2.Farmers often use legumes to enrich the soil with atmospheric nitrogen through their root nodules.

农民通常使用豆科植物通过其根瘤来丰富土壤中的大气氮。

3.Plants absorb atmospheric nitrogen to synthesize proteins essential for their growth.

植物吸收大气氮以合成对其生长至关重要的蛋白质。

4.The Haber-Bosch process synthesizes ammonia from atmospheric nitrogen and hydrogen gas.

哈伯-博施法将大气氮和氢气合成氨。

5.The process of nitrogen fixation converts atmospheric nitrogen into a usable form for plants.

氮固定过程将大气氮转化为植物可利用的形式。

作文

Atmospheric nitrogen, or 大气氮, is a crucial component of the Earth's atmosphere, making up about 78% of it. This inert gas plays a vital role in various biological and chemical processes. Understanding the significance of 大气氮 is essential for appreciating its impact on life and our environment. Firstly, 大气氮 is essential for the growth of plants. Although nitrogen is abundant in the atmosphere, most plants cannot utilize it in its gaseous form. They require nitrogen to be fixed into a more reactive form, such as ammonia or nitrate. This process is primarily facilitated by certain bacteria in the soil, which convert 大气氮 into forms that plants can absorb through their roots. Without this conversion, the nitrogen cycle would be disrupted, leading to a deficiency in plant growth and, consequently, food production.Moreover, 大气氮 plays a significant role in the ecosystem. It is a part of amino acids, proteins, and nucleic acids, all of which are fundamental to life. Animals obtain nitrogen by consuming plants or other animals, thus incorporating 大气氮 into their bodies. The nitrogen cycle, which includes the processes of nitrogen fixation, nitrification, assimilation, ammonification, and denitrification, ensures that nitrogen is recycled in the ecosystem, maintaining a balance that supports various life forms.Furthermore, the importance of 大气氮 extends beyond biological systems. In agriculture, understanding how to effectively utilize nitrogen fertilizers can enhance crop yields. However, excessive use of these fertilizers can lead to environmental issues such as water pollution and greenhouse gas emissions. Thus, managing the application of nitrogen in farming practices is crucial for sustainable agriculture.In addition, 大气氮 is also involved in atmospheric chemistry. It plays a role in the formation of smog and other air pollutants when combined with other compounds. The interaction of 大气氮 with oxygen at high temperatures, such as those found in vehicle engines and power plants, can produce nitrogen oxides, which are harmful to human health and the environment. Therefore, understanding the behavior of 大气氮 in the atmosphere is vital for developing strategies to reduce air pollution.Lastly, the study of 大气氮 is essential in addressing climate change. Nitrous oxide (N2O), a greenhouse gas, is produced from agricultural activities involving nitrogen. By finding ways to minimize N2O emissions, we can contribute to mitigating climate change effects. Research into the nitrogen cycle and its interactions with other environmental factors is critical for developing effective climate action strategies.In conclusion, 大气氮 is an indispensable element that influences various aspects of life on Earth. From supporting plant growth to playing a role in atmospheric chemistry, its significance cannot be overstated. As we continue to explore the complexities of our environment, understanding the role of 大气氮 will be paramount in ensuring a sustainable future for our planet.

大气氮是地球大气中的一个重要成分，约占其78%。这种惰性气体在各种生物和化学过程中发挥着至关重要的作用。理解大气氮的重要性对于欣赏其对生命和环境的影响至关重要。首先，大气氮对植物的生长至关重要。尽管氮在大气中丰富，但大多数植物不能以气体形式利用它。它们需要将氮固定为更具反应性的形式，例如氨或硝酸盐。这个过程主要由土壤中的某些细菌促进，它们将大气氮转化为植物可以通过根部吸收的形式。如果没有这种转化，氮循环将受到干扰，导致植物生长和食物生产的不足。此外，大气氮在生态系统中也发挥着重要作用。它是氨基酸、蛋白质和核酸的一部分，这些都是生命的基本组成部分。动物通过食用植物或其他动物来获取氮，从而将大气氮纳入它们的身体中。氮循环，包括氮固定、硝化、同化、氨化和脱氮等过程，确保了氮在生态系统中的循环，维持了支持各种生命形式的平衡。此外，大气氮的重要性超越了生物系统。在农业中，了解如何有效利用氮肥可以提高作物产量。然而，过度使用这些肥料可能导致水污染和温室气体排放等环境问题。因此，管理氮在农业实践中的应用对可持续农业至关重要。此外，大气氮还参与了大气化学。当与其他化合物结合时，它会在形成雾霾和其他空气污染物中发挥作用。大气氮与氧在高温下（例如车辆发动机和发电厂中）相互作用，会产生氮氧化物，这对人类健康和环境有害。因此，了解大气氮在大气中的行为对于制定减少空气污染的策略至关重要。最后，研究大气氮对于应对气候变化至关重要。氮氧化物（N2O）是一种温室气体，主要来自涉及氮的农业活动。通过寻找减少N2O排放的方法，我们可以为缓解气候变化的影响做出贡献。研究氮循环及其与其他环境因素的相互作用对制定有效的气候行动策略至关重要。总之，大气氮是影响地球上生命各个方面的不可或缺的元素。从支持植物生长到在大气化学中发挥作用，其重要性不容小觑。随着我们继续探索环境的复杂性，理解大气氮的作用对于确保我们星球的可持续未来至关重要。