polynya

简明释义

英[pəˈlɪn.jə]美[pəˈlɪn.jə]

冰间湖

英英释义

单词用法

同义词

反义词

例句

1.The glacier tongue had previously contributed to keeping a section of the ocean free of ice, a condition known as a polynya.

在此之前，默兹冰舌促使这块海域保持着没有浮冰的状态，为冰沼湖(polynya)形成创造了条件。

2.The glacier tongue had previously contributed to keeping a section of the ocean free of ice, a condition known as a polynya.

在此之前，默兹冰舌促使这块海域保持着没有浮冰的状态，为冰沼湖(polynya)形成创造了条件。

3.The polynya serves as a critical habitat for various marine species during the cold months.

polynya在寒冷的月份为多种海洋物种提供了重要栖息地。

4.Scientists are studying how climate change affects the formation of polynyas in the Southern Ocean.

科学家们正在研究气候变化如何影响南冰洋中polynyas的形成。

5.During winter, the presence of a polynya can indicate warmer ocean currents beneath the ice.

在冬季，polynya的存在可能表明冰下有较温暖的洋流。

6.The polynya was filled with seals basking in the sun, taking advantage of the open water.

这个polynya里满是晒太阳的海豹，利用这片开放水域。

7.The researchers observed a large polynya in the Arctic, which is a region of open water surrounded by sea ice.

研究人员在北极观察到一个大polynya，这是一个被海冰包围的开放水域。

作文

The Arctic region is a fascinating area of study, particularly when it comes to understanding its unique geographical and climatic features. Among these features, one of the most intriguing is the phenomenon known as polynya, which refers to an area of open water surrounded by sea ice. This occurrence plays a significant role in the ecology of polar regions and has implications for global climate patterns. Polynya can be formed due to various natural processes, including ocean currents, wind patterns, and the heat released from the ocean floor. These areas of open water can vary in size and duration, sometimes persisting for several months or even years, depending on the environmental conditions. One of the most notable aspects of polynya is its impact on marine life. The presence of open water in otherwise ice-covered regions creates a critical habitat for various species, including seals, whales, and seabirds. These animals rely on the polynya for feeding, breeding, and resting. For example, seals often use these areas to haul out and give birth, as the open water allows them to access food more easily. As a result, polynya regions are vital for maintaining biodiversity in the Arctic ecosystem.Moreover, polynya also plays a crucial role in the ocean's heat exchange with the atmosphere. During the winter months, when temperatures plummet, these areas can release heat into the atmosphere, influencing local weather patterns. The presence of polynya can lead to increased evaporation, which can contribute to cloud formation and precipitation in surrounding areas. This interaction between the ocean and atmosphere is essential for understanding climate dynamics, especially in the context of global warming.Researchers have been increasingly focused on studying polynya due to the changing climate. With rising temperatures, the extent and frequency of polynya formations may be altered, potentially affecting the entire Arctic ecosystem. For instance, some studies suggest that the melting of sea ice could lead to more frequent and larger polynya events, which in turn may influence fish populations and the communities that depend on them. In conclusion, the concept of polynya is not just a mere scientific term; it encapsulates a complex interplay of ecological, atmospheric, and climatic processes. Understanding polynya is essential for comprehending the broader implications of climate change in the Arctic and its potential ripple effects on global ecosystems. As we continue to explore and monitor these fascinating areas, it becomes increasingly clear that they hold significant importance for both wildlife and human activities in the polar regions. The study of polynya will undoubtedly remain a critical focus for scientists aiming to unravel the mysteries of our planet's changing climate.

北极地区是一个引人入胜的研究领域，尤其是在理解其独特的地理和气候特征时。在这些特征中，一个最令人着迷的现象是被称为polynya的现象，它指的是被海冰包围的开水区域。这种现象在极地地区的生态中发挥着重要作用，并对全球气候模式产生影响。Polynya可以由于多种自然过程形成，包括洋流、风模式以及海底释放的热量。这些开水区域的大小和持续时间各不相同，有时会持续数月甚至数年，具体取决于环境条件。Polynya最显著的方面之一是它对海洋生物的影响。开水在其他冰封区域的存在为各种物种创造了关键栖息地，包括海豹、鲸鱼和海鸟。这些动物依赖于polynya进行觅食、繁殖和休息。例如，海豹通常利用这些区域上岸和产仔，因为开水使它们更容易获取食物。因此，polynya地区对维持北极生态系统的生物多样性至关重要。此外，polynya还在海洋与大气之间的热交换中发挥着关键作用。在冬季，当温度骤降时，这些区域可以向大气释放热量，从而影响当地天气模式。Polynya的存在可以导致蒸发增加，这可能会促成周围地区的云形成和降水。这种海洋与大气之间的相互作用对于理解气候动态至关重要，尤其是在全球变暖的背景下。由于气候变化，研究人员越来越关注对polynya的研究。随着气温上升，polynya形成的范围和频率可能会发生变化，从而可能影响整个北极生态系统。例如，一些研究表明，海冰的融化可能导致更频繁和更大规模的polynya事件，这反过来可能影响鱼类种群及其依赖的社区。总之，polynya的概念不仅仅是一个科学术语；它涵盖了一系列复杂的生态、大气和气候过程。理解polynya对于理解气候变化在北极的更广泛影响及其对全球生态系统的潜在涟漪效应至关重要。随着我们继续探索和监测这些迷人的区域，越来越明显的是，它们对极地地区的野生动物和人类活动具有重要意义。对polynya的研究无疑将继续成为科学家们揭示我们星球气候变化奥秘的关键焦点。