biogas

简明释义

英[ˈbaɪəʊɡæs]美[ˈbaɪoʊɡæs]

n. 生物气，沼气

英英释义

单词用法

同义词

反义词

例句

1.These organic materials and other biodegradable waste will decompose in time and later produce useful biogas.

这些有机材料和其他生物降解的废物将马上分解，然后产生有用的沼气。

2.Lillehammer's opening ceremonies featured a giant Olympic Torch burning biogas produced by rotting vegetation.

利勒哈默尔的开幕式上有一个巨大的奥运火炬，它是由腐烂植物产生的沼气燃烧着的。

3.Both natural gas and biogas create emissions when burned, but far less than coal and oil do.

天然气和沼气燃烧时，都会产生二氧化碳，但是要比煤和石油少得多。

4.In Germany alone, about 5, 000 biogas systems generate power, in many cases on individual farms.

仅在德国，就有5,000个沼气系统在发电，很多时候一个农场就有一个这样的系统。

5.Another plus is that biogas plants can devour vast quantities of manure that would otherwise pollute the air and could affect water supplies.

沼气工厂的另外一个好处是可以消除大量肥料，否则这些肥料就会污染空或者水源。

6.In Germany alone, about 5,000 biogas systems generate power, in many cases on individual farms.

仅在德国，就有5,000个沼气系统在发电，很多时候一个农场就有一个这样的系统。

7.The biogas produced from organic waste can be used as a renewable energy source.

从有机废物中产生的沼气可以作为可再生能源。

8.The farm uses biogas to power its machinery.

这家农场使用沼气为其机械提供动力。

9.Many households in rural areas rely on biogas for cooking and heating.

许多农村家庭依靠沼气进行烹饪和取暖。

10.Using biogas can significantly lower greenhouse gas emissions.

使用沼气可以显著降低温室气体排放。

11.The city is investing in biogas plants to reduce waste and generate energy.

该市正在投资建设沼气工厂，以减少废物并产生能源。

作文

Biogas is a renewable energy source that has gained significant attention in recent years due to its potential to reduce greenhouse gas emissions and provide sustainable energy solutions. It is produced through the anaerobic digestion of organic materials, such as agricultural waste, manure, food scraps, and even sewage. The process involves microorganisms breaking down these materials in the absence of oxygen, resulting in the production of methane, carbon dioxide, and other trace gases. The primary component of biogas (沼气) is methane, which can be used for heating, electricity generation, and as a vehicle fuel.One of the most compelling advantages of biogas (沼气) is its ability to utilize waste materials that would otherwise contribute to environmental pollution. By converting organic waste into energy, we not only reduce the volume of waste sent to landfills but also mitigate the release of harmful gases like methane into the atmosphere. Methane is a potent greenhouse gas, with a global warming potential many times greater than that of carbon dioxide. Therefore, capturing and using it as biogas (沼气) helps address climate change while providing an alternative energy source.In addition to its environmental benefits, biogas (沼气) production can also enhance energy security. Many countries rely heavily on fossil fuels for their energy needs, which are subject to price volatility and supply disruptions. By investing in biogas (沼气) technology, nations can diversify their energy portfolios and become less dependent on imported fuels. This shift not only promotes energy independence but also supports local economies by creating jobs in the renewable energy sector.The use of biogas (沼气) is not limited to large-scale industrial applications; it can also be harnessed at the household level. Small-scale digesters can be installed in rural areas to convert kitchen waste and animal manure into biogas (沼气). This not only provides a clean cooking fuel but also produces nutrient-rich digestate that can be used as fertilizer for crops. Such practices promote sustainable agriculture and improve food security in communities.Despite the numerous advantages of biogas (沼气), there are challenges to its widespread adoption. One of the main obstacles is the initial investment required for biogas (沼气) systems, which can be prohibitive for small farmers or households. Additionally, there is a need for better infrastructure and technology to efficiently collect and process organic waste. Education and awareness campaigns are also essential to inform communities about the benefits and feasibility of biogas (沼气) production.Governments and organizations around the world are recognizing the importance of biogas (沼气) as part of the transition to a more sustainable energy future. Policies that promote research, development, and subsidies for biogas (沼气) projects can help overcome financial barriers and encourage wider implementation. Furthermore, integrating biogas (沼气) production into waste management strategies can lead to more efficient resource use and lower environmental impacts.In conclusion, biogas (沼气) presents a viable solution to some of the pressing energy and environmental challenges of our time. By harnessing organic waste to produce renewable energy, we can reduce greenhouse gas emissions, promote energy security, and support sustainable agricultural practices. As we move towards a greener future, investing in biogas (沼气) technology will be crucial in achieving our climate goals and ensuring a sustainable planet for future generations.