marine snow

简明释义

海上飞雪

英英释义

例句

1.Small fish often feed on marine snow (海洋雪), which drifts down from the surface.

小鱼常常以从水面漂流下来的海洋雪（海洋雪）为食。

2.Researchers study marine snow (海洋雪) to understand the carbon cycle in the ocean.

研究人员研究海洋雪（海洋雪）以了解海洋中的碳循环。

3.The ocean floor is often covered with layers of marine snow (海洋雪), which provides nutrients for deep-sea organisms.

海底常常覆盖着一层层的海洋雪（海洋雪），为深海生物提供养分。

4.The presence of marine snow (海洋雪) indicates a healthy ecosystem in the deep sea.

存在海洋雪（海洋雪）表明深海生态系统健康。

5.During the expedition, we collected samples of marine snow (海洋雪) to analyze its composition.

在探险过程中，我们收集了海洋雪（海洋雪）的样本以分析其成分。

作文

In the vast and mysterious depths of the ocean, one phenomenon that plays a crucial role in marine ecosystems is known as marine snow. This term refers to the continuous shower of organic material that falls from the upper layers of the ocean to the deep sea. Comprised mainly of dead and decaying plankton, fecal matter, and other organic debris, marine snow serves as a vital food source for many marine organisms, particularly those living in the abyssal zones where sunlight cannot penetrate. The process of marine snow formation begins with the growth of phytoplankton in the sunlit surface waters. These microscopic plants utilize sunlight and nutrients to thrive, and when they die, their bodies sink to the ocean floor, contributing to the marine snow phenomenon. This natural occurrence not only supports a diverse range of marine life but also plays a significant role in the global carbon cycle. As organic matter descends, it sequesters carbon away from the atmosphere, helping to mitigate climate change. One of the most fascinating aspects of marine snow is its ability to sustain various forms of life in the deep sea. Creatures such as deep-sea fish, shrimp, and even some types of corals rely heavily on this organic material for nourishment. In some areas, marine snow can be so abundant that it creates a rich feeding ground for these organisms, allowing them to thrive in an otherwise nutrient-poor environment. Researchers have found that marine snow also plays a critical role in the distribution of nutrients throughout the ocean. As the organic particles sink, they transport essential elements like nitrogen and phosphorus downwards, which are crucial for the growth of marine life in deeper waters. This process helps to maintain the balance of the ocean’s ecosystem and supports the health of various species. However, despite its importance, marine snow is often overlooked in discussions about ocean health and conservation. Human activities, such as pollution and climate change, threaten the delicate balance of marine ecosystems, potentially disrupting the production and distribution of marine snow. For instance, increased levels of carbon dioxide in the atmosphere lead to ocean acidification, which can adversely affect the organisms that contribute to marine snow formation. To protect and preserve our oceans, it is essential to raise awareness about the significance of marine snow and its impact on marine life and the global environment. By understanding the interconnectedness of ocean processes and the role of marine snow, we can better advocate for sustainable practices and policies that safeguard our oceans for future generations. In conclusion, marine snow is not merely a whimsical term; it is a fundamental component of the oceanic food web and plays a pivotal role in maintaining the health of marine ecosystems. As we continue to explore the mysteries of the deep sea, let us remember the importance of marine snow and strive to protect the delicate balance of our planet’s oceans.

海洋雪是指从海洋上层持续降落到深海的有机物质的淋浴。这一现象对海洋生态系统起着至关重要的作用。主要由死去和腐烂的浮游生物、粪便和其他有机残骸组成，海洋雪是许多海洋生物的重要食物来源，特别是生活在阳光无法穿透的深海区域的生物。海洋雪的形成过程始于表层水域浮游植物的生长。这些微小的植物利用阳光和养分生存，当它们死亡时，其尸体沉入海底，形成海洋雪现象。这种自然现象不仅支持各种海洋生物的生存，还在全球碳循环中发挥着重要作用。当有机物下沉时，它将碳隔离到大气之外，有助于减缓气候变化。海洋雪的一个迷人之处在于，它能够维持深海中各种生命形式的存在。深海鱼类、虾甚至某些类型的珊瑚都依赖这种有机物质作为营养来源。在某些地区，海洋雪可能如此丰富，以至于为这些生物创造了丰富的觅食场所，使它们能够在原本营养贫乏的环境中繁荣生长。研究人员发现，海洋雪在海洋中营养分布方面也发挥着关键作用。随着有机颗粒的下沉，它们向下运输氮和磷等必需元素，这些元素对深水区海洋生物的生长至关重要。这一过程有助于维持海洋生态系统的平衡，并支持各种物种的健康。然而，尽管其重要性，海洋雪在讨论海洋健康和保护时常常被忽视。人类活动，如污染和气候变化，威胁着海洋生态系统的微妙平衡，可能会破坏海洋雪的生产和分布。例如，大气中二氧化碳水平的增加导致海洋酸化，这可能会对参与海洋雪形成的生物产生不利影响。为了保护和维护我们的海洋，提升对海洋雪及其对海洋生物和全球环境影响的重要性的意识至关重要。通过理解海洋过程的相互联系及海洋雪的角色，我们可以更好地倡导可持续的实践和政策，以保护我们的海洋，为子孙后代保驾护航。总之，海洋雪不仅仅是一个奇特的术语；它是海洋食物链的基本组成部分，在维持海洋生态系统的健康中发挥着关键作用。随着我们继续探索深海的奥秘，让我们铭记海洋雪的重要性，并努力保护我们星球海洋的微妙平衡。