carbon dioxide

简明释义

二氧化碳

英英释义

例句

1.Plants absorb carbon dioxide during photosynthesis to produce oxygen.

植物在光合作用中吸收二氧化碳以产生氧气。

2.Breathing out releases carbon dioxide into the environment.

呼气将二氧化碳释放到环境中。

3.High levels of carbon dioxide in the atmosphere contribute to global warming.

大气中高浓度的二氧化碳会导致全球变暖。

4.The carbon dioxide emissions from cars are a major source of air pollution.

汽车排放的二氧化碳是空气污染的主要来源。

5.Fire extinguishers often use carbon dioxide to put out small fires.

灭火器通常使用二氧化碳来扑灭小火。

作文

Understanding the role of carbon dioxide in our environment is crucial for addressing climate change and its impacts. Carbon dioxide (二氧化碳) is a naturally occurring greenhouse gas that is essential for life on Earth. It is produced by various natural processes, such as respiration, decomposition, and volcanic eruptions. However, human activities, particularly the burning of fossil fuels, have significantly increased the levels of carbon dioxide in the atmosphere, leading to global warming and climate change.The greenhouse effect is the process by which certain gases, including carbon dioxide (二氧化碳), trap heat from the sun in the Earth's atmosphere. This phenomenon is vital for maintaining a temperature that can support life. Without the greenhouse effect, our planet would be too cold for most living organisms to survive. However, the excessive accumulation of carbon dioxide due to industrialization and deforestation has intensified this effect, resulting in rising temperatures worldwide.One of the main sources of increased carbon dioxide (二氧化碳) emissions is the combustion of fossil fuels for energy production. Power plants, vehicles, and industrial facilities release large amounts of carbon dioxide into the atmosphere. Deforestation also contributes to higher levels of carbon dioxide, as trees absorb this gas during photosynthesis. When forests are cut down or burned, the stored carbon dioxide is released back into the atmosphere, exacerbating the problem.The impacts of elevated carbon dioxide (二氧化碳) levels are far-reaching. Climate change has led to more extreme weather events, rising sea levels, and disruptions to ecosystems. For instance, coral reefs, which are highly sensitive to changes in temperature and acidity, are suffering from bleaching due to increased carbon dioxide levels. This not only affects marine biodiversity but also the livelihoods of millions of people who depend on fishing and tourism.To mitigate the effects of carbon dioxide (二氧化碳), it is essential to reduce emissions through various strategies. Transitioning to renewable energy sources such as solar, wind, and hydroelectric power can significantly decrease our reliance on fossil fuels. Additionally, enhancing energy efficiency in buildings and transportation can help lower carbon dioxide emissions.Reforestation and afforestation efforts are also critical in combating rising carbon dioxide (二氧化碳) levels. By planting trees and restoring degraded forests, we can increase the amount of carbon dioxide absorbed from the atmosphere. Moreover, promoting sustainable agricultural practices can further contribute to reducing carbon dioxide emissions.In conclusion, understanding carbon dioxide (二氧化碳) and its impact on the environment is vital for developing effective strategies to combat climate change. By recognizing the sources of carbon dioxide emissions and taking collective action, we can work towards a more sustainable future for our planet. It is imperative that individuals, communities, and governments come together to address this pressing issue, ensuring a healthier environment for generations to come.

理解二氧化碳在我们环境中的作用对于应对气候变化及其影响至关重要。二氧化碳是一种自然存在的温室气体，对地球上的生命至关重要。它通过呼吸、分解和火山喷发等多种自然过程产生。然而，人类活动，尤其是燃烧化石燃料，显著增加了大气中二氧化碳的水平，导致全球变暖和气候变化。温室效应是指某些气体（包括二氧化碳）将太阳的热量困在地球大气中的过程。这一现象对于维持能够支持生命的温度至关重要。如果没有温室效应，我们的星球将过于寒冷，无法让大多数生物体存活。然而，由于工业化和森林砍伐造成的二氧化碳过量积累加剧了这一效应，导致全球气温上升。增加二氧化碳排放的主要来源之一是化石燃料的燃烧用于能源生产。发电厂、车辆和工业设施向大气释放大量二氧化碳。森林砍伐也会导致二氧化碳水平上升，因为树木在光合作用过程中吸收这种气体。当森林被砍伐或焚烧时，储存的二氧化碳会重新释放到大气中，加剧问题。升高的二氧化碳水平影响深远。气候变化导致更极端的天气事件、海平面上升和生态系统的破坏。例如，珊瑚礁对温度和酸度变化非常敏感，由于二氧化碳水平的增加而遭受白化。这不仅影响海洋生物多样性，还影响数百万依赖渔业和旅游业谋生的人。为了减轻二氧化碳的影响，减少排放至关重要。通过转向太阳能、风能和水电等可再生能源，可以显著减少我们对化石燃料的依赖。此外，提高建筑和交通工具的能效也可以帮助降低二氧化碳排放。重新造林和植树造林工作在应对升高的二氧化碳水平中同样至关重要。通过植树和恢复退化的森林，我们可以增加从大气中吸收的二氧化碳量。此外，促进可持续农业实践也可以进一步帮助减少二氧化碳排放。总之，了解二氧化碳及其对环境的影响对于制定有效的应对气候变化的策略至关重要。通过认识到二氧化碳排放的来源并采取集体行动，我们可以朝着更可持续的未来迈进。个人、社区和政府必须齐心协力解决这一紧迫问题，以确保为后代创造一个更健康的环境。