cryoconite

简明释义

英[ˌkraɪəʊkəˈnaɪt]美[ˌkraɪəˈkɑːnaɪt]

[地质] 冰尘

英英释义

单词用法

同义词

反义词

例句

1.An ice feature which looks like a face, is caused by dark coloured cryoconite deposits falling on the ice.

看上去好像一张脸的冰貌由落在冰面的深色冰尘沉积物组成。

2.An ice feature which looks like a face, is caused by dark coloured cryoconite deposits falling on the ice.

看上去好像一张脸的冰貌由落在冰面的深色冰尘沉积物组成。

3.Scientists are studying how cryoconite 冰川沉积物 contributes to microbial life in extreme environments.

科学家们正在研究<冰川沉积物>如何促进极端环境中的微生物生命。

4.The presence of cryoconite 冰川沉积物 can affect the melting rate of glaciers due to its heat-absorbing properties.

由于其吸热特性，<冰川沉积物>的存在会影响冰川的融化速度。

5.The dark particles of cryoconite 冰川沉积物 can absorb sunlight and accelerate ice melting.

黑色的<冰川沉积物>颗粒可以吸收阳光，加速冰的融化。

6.During our expedition, we noticed that the cryoconite 冰川沉积物 was significantly darker than the surrounding ice.

在我们的探险中，我们注意到<冰川沉积物>比周围的冰要暗得多。

7.The researchers collected samples of cryoconite 冰川沉积物 from the glacier to analyze its mineral composition.

研究人员从冰川收集了样本，分析其矿物成分。

作文

The world is filled with fascinating natural phenomena, and one such phenomenon that has garnered attention in recent years is cryoconite. This term refers to a dark, dust-like material that accumulates on the surface of glaciers and ice sheets. It is primarily composed of fine particles, including soot, dust, and microorganisms, which have settled on the ice over time. The presence of cryoconite plays a significant role in the melting of glaciers, as it absorbs sunlight more efficiently than the surrounding ice, leading to localized warming and accelerated melting.Understanding cryoconite is essential for scientists studying climate change and its impacts on polar regions. As global temperatures rise, the amount of cryoconite on glaciers is expected to increase, further contributing to the reduction of ice cover. This process not only affects local ecosystems but also has far-reaching implications for global sea levels. When glaciers melt, they contribute to rising sea levels, which can lead to coastal flooding and the displacement of communities.Moreover, cryoconite has been found to host unique microbial life, which thrives in these extreme conditions. These microorganisms are not only fascinating from a biological standpoint but also play a crucial role in nutrient cycling within glacial environments. They can influence the overall health of the glacier ecosystem and may even provide insights into the potential for life on other icy bodies in our solar system, such as Europa or Enceladus.The study of cryoconite is still relatively new, but researchers are beginning to uncover its complexities. For instance, scientists have discovered that the composition of cryoconite can vary significantly depending on its geographical location. In some areas, it may contain high levels of pollutants from nearby urban centers, while in others, it may be composed mostly of natural dust from the surrounding environment. This variability makes it a valuable indicator of environmental changes and human impact on remote ecosystems.In addition to its ecological significance, cryoconite also has practical implications for climate modeling. By understanding how cryoconite affects ice melt rates, researchers can improve their predictions about future sea level rise and the timing of glacial retreat. This information is crucial for governments and policymakers as they plan for the impacts of climate change on infrastructure and communities.In conclusion, cryoconite is not just a simple accumulation of dust on glaciers; it is a complex material that influences both the physical characteristics of ice and the biological communities that thrive within it. As we continue to study cryoconite, we gain valuable insights into the broader implications of climate change and the intricate relationships between organisms and their environments. Understanding this phenomenon is vital for developing effective strategies to mitigate the impacts of global warming and protect our planet's fragile ecosystems.

这个世界充满了迷人的自然现象，其中一个近年来受到关注的现象是cryoconite。这个术语指的是在冰川和冰盖表面积累的黑色尘埃状物质。它主要由细小颗粒组成，包括烟灰、尘土和微生物，这些物质随着时间的推移沉积在冰面上。cryoconite的存在在冰川融化中起着重要作用，因为它比周围的冰更有效地吸收阳光，导致局部变暖和加速融化。理解cryoconite对于研究气候变化及其对极地地区影响的科学家至关重要。随着全球气温的上升，预计冰川上的cryoconite数量将增加，从而进一步减少冰盖。这一过程不仅影响当地生态系统，还对全球海平面产生深远的影响。当冰川融化时，它们会导致海平面上升，这可能导致沿海地区洪水和社区的迁移。此外，cryoconite被发现寄居着独特的微生物生命，这些微生物在极端条件下生存繁衍。这些微生物不仅从生物学的角度来看令人着迷，而且在冰川环境中的养分循环中发挥着关键作用。它们可以影响冰川生态系统的整体健康，甚至可能提供关于我们太阳系其他冰体（如欧罗巴或恩克拉多斯）上生命潜力的见解。对cryoconite的研究仍然相对较新，但研究人员开始揭示其复杂性。例如，科学家发现cryoconite的成分在不同地理位置之间可能有显著差异。在某些地区，它可能含有来自附近城市中心的高水平污染物，而在其他地区，它可能主要由周围环境的天然尘土组成。这种变化使其成为环境变化和人类对偏远生态系统影响的有价值指标。除了生态意义之外，cryoconite在气候建模方面也具有实际意义。通过了解cryoconite如何影响冰融化速率，研究人员可以改善对未来海平面上升和冰川退缩时间的预测。这些信息对于政府和政策制定者在规划气候变化对基础设施和社区影响时至关重要。总之，cryoconite不仅仅是冰川上简单的尘埃积聚；它是一种复杂的物质，影响冰的物理特性和在其中生存的生物群落。随着我们继续研究cryoconite，我们获得了对气候变化更广泛影响的宝贵见解，以及生物体与其环境之间错综复杂的关系。理解这一现象对于制定有效的应对全球变暖影响的策略以及保护我们星球脆弱的生态系统至关重要。