sapropel

简明释义

英[ˈsæprəˌpel]美[ˈsæprəˌpel]

n. 腐泥，腐泥煤

英英释义

单词用法

同义词

反义词

例句

1.Studies on organic geochemistry show that the organic matter of the Tertiary oil-generating rocks in the west is mainly mix-typed, and part of it belongs to sapropel and humic types.

有机地球化学研究表明，西部第三系生油岩有机质类型主要以混合型为主，兼有部分腐泥型和腐殖型。

2.Studies on organic geochemistry show that the organic matter of the Tertiary oil-generating rocks in the west is mainly mix-typed, and part of it belongs to sapropel and humic types.

有机地球化学研究表明，西部第三系生油岩有机质类型主要以混合型为主，兼有部分腐泥型和腐殖型。

3.Dark mudstone works as good source rock, with middle-good organic abundance, sapropel-humic and humic organic types as well as mature-high mature generation stage.

暗色泥岩有机质丰度中等—好，以腐泥—腐殖型和腐殖型为主，普遍进入成熟—高成熟阶段，是好的烃源岩。

4.The lake's bottom is covered with sapropel, which indicates a high level of organic matter decay.

湖底覆盖着腐泥，这表明有较高水平的有机物分解。

5.Scientists study sapropel layers to understand past climate changes.

科学家研究腐泥层以了解过去的气候变化。

6.The presence of sapropel in sediment samples can indicate the productivity of ancient ecosystems.

沉积样本中腐泥的存在可以指示古代生态系统的生产力。

7.Farmers use sapropel as a natural fertilizer due to its rich nutrient content.

农民使用腐泥作为天然肥料，因为它富含营养成分。

8.The extraction of sapropel from the seabed has environmental implications.

从海底提取腐泥具有环境影响。

作文

In the study of environmental science and geology, one term that often comes up is sapropel. This word refers to a type of sedimentary deposit that is rich in organic matter, typically formed in anaerobic conditions. Understanding sapropel is crucial for various fields, including paleoclimatology, archaeology, and ecology. It provides insights into past environments and can significantly influence current ecological dynamics. The formation of sapropel occurs in water bodies like lakes, swamps, and estuaries, where the accumulation of dead plant and animal material exceeds the rate of decomposition. This process is facilitated by low oxygen levels, which slow down the breakdown of organic materials. As a result, layers of sapropel can build up over thousands of years, creating a rich substrate for various organisms. One of the most fascinating aspects of sapropel is its role in carbon cycling. The organic matter contained within these deposits is a significant carbon sink, meaning it stores carbon that would otherwise be released into the atmosphere as carbon dioxide. This function is increasingly important in the context of climate change, as scientists seek ways to mitigate greenhouse gas emissions. By preserving and understanding sapropel deposits, researchers can better understand how to manage carbon stocks and enhance carbon sequestration efforts. Moreover, sapropel has implications for archaeology. Many ancient cultures settled near water bodies rich in sapropel because it provided fertile ground for agriculture. The organic materials preserved within these deposits can offer a wealth of information about past human activities, diet, and environmental conditions. Archaeologists often analyze sapropel samples to reconstruct historical ecosystems and understand how ancient societies interacted with their environments. Ecologically, sapropel serves as a habitat for various organisms. Microbial communities thrive in these nutrient-rich sediments, playing a vital role in nutrient cycling and energy flow within aquatic ecosystems. Additionally, the presence of sapropel can influence the types of vegetation that grow in surrounding areas, as it often supports diverse plant life due to its high nutrient content. However, the extraction and disturbance of sapropel deposits pose significant environmental concerns. Activities such as dredging, construction, and agricultural expansion can lead to the degradation of these vital ecosystems. When sapropel is disturbed, the stored carbon can be released back into the atmosphere, exacerbating climate change. Therefore, it is essential to implement sustainable practices that protect these natural resources while allowing for responsible use. In conclusion, the term sapropel encompasses a complex interplay of biological, geological, and environmental processes. Its significance extends beyond mere sediment; it is a critical component of our planet's ecological balance and historical narrative. By studying sapropel, we gain valuable insights into past climates, human interactions with the environment, and the ongoing challenges posed by climate change. As we move forward, it is imperative to recognize the importance of preserving sapropel ecosystems for future generations.

在环境科学和地质学的研究中，常常会提到一个术语——sapropel。这个词指的是一种富含有机物的沉积物，通常在厌氧条件下形成。理解sapropel对于古气候学、考古学和生态学等多个领域至关重要。它提供了对过去环境的洞察，并可能显著影响当前的生态动态。 sapropel的形成发生在湖泊、沼泽和河口等水体中，死去的植物和动物材料的积累超过了分解的速度。这一过程受到低氧水平的促进，从而减缓了有机材料的分解。因此，sapropel的层可以在数千年内堆积起来，形成丰富的生物基质，为各种生物提供栖息地。 sapropel的一个最迷人的方面是它在碳循环中的作用。这些沉积物中所含的有机物是一个重要的碳汇，这意味着它存储的碳如果不被释放到大气中，就不会转化为二氧化碳。在气候变化的背景下，这一功能变得越来越重要，因为科学家们寻求减轻温室气体排放的方法。通过保护和理解sapropel沉积物，研究人员可以更好地理解如何管理碳储量并增强碳封存的努力。 此外，sapropel对考古学也有影响。许多古代文化选择在富含sapropel的水体附近定居，因为这为农业提供了肥沃的土地。这些沉积物中保存的有机材料可以提供大量关于过去人类活动、饮食和环境条件的信息。考古学家经常分析sapropel样本，以重建历史生态系统，并了解古代社会如何与其环境互动。 在生态学上，sapropel作为各种生物的栖息地。微生物群落在这些富营养的沉积物中繁荣生长，在水生生态系统中的营养循环和能量流动中发挥着重要作用。此外，sapropel的存在可以影响周围地区植物的类型，因为它通常由于其高营养含量而支持多样的植物生命。 然而，提取和干扰sapropel沉积物带来了重大环境问题。如挖掘、建筑和农业扩张等活动可能导致这些重要生态系统的退化。当sapropel受到干扰时，储存的碳可能会重新释放到大气中，加剧气候变化。因此，实施可持续实践以保护这些自然资源，同时允许负责任的使用，是至关重要的。 总之，术语sapropel涵盖了生物、地质和环境过程之间复杂的相互作用。它的重要性超越了简单的沉积物；它是我们星球生态平衡和历史叙事的关键组成部分。通过研究sapropel，我们获得了对过去气候、人类与环境的互动以及气候变化带来的持续挑战的宝贵见解。随着我们的前进，必须认识到保护sapropel生态系统对后代的重要性。