aggradation plain

简明释义

1. 加积平原; 2. 填积平原;

英英释义

例句

1.Geologists often study the formation of an aggradation plain 堆积平原 to understand sedimentary processes.

地质学家经常研究aggradation plain 堆积平原的形成，以了解沉积过程。

2.The sediment layers in the aggradation plain 堆积平原 provide clues about past environmental conditions.

在aggradation plain 堆积平原中的沉积层提供了关于过去环境条件的线索。

3.During the rainy season, the aggradation plain 堆积平原 becomes flooded, enriching the ecosystem.

在雨季，aggradation plain 堆积平原会被淹没，丰富生态系统。

4.The river's flow has created a new aggradation plain 堆积平原 that expands each year.

河流的流动创造了一个新的aggradation plain 堆积平原，每年都在扩展。

5.Agricultural lands can benefit from the rich soils found on an aggradation plain 堆积平原.

农业用地可以从aggradation plain 堆积平原上丰富的土壤中受益。

作文

In the study of geomorphology, the concept of an aggradation plain is crucial for understanding the processes that shape our landscapes. An aggradation plain refers to a flat or gently sloping area formed by the accumulation of sediment over time, typically in river valleys or floodplains. This process of aggradation occurs when sediment supply exceeds the rate of erosion, leading to a buildup of material that can alter the landscape significantly.The formation of an aggradation plain often begins with a river that carries sediments from upstream areas. As the river flows downstream, it may encounter a decrease in gradient, causing it to lose energy and deposit some of the sediment it carries. Over time, this deposition creates a flat area where sediments accumulate, forming the aggradation plain. These plains are essential for various ecological and geological processes, as they provide fertile land for agriculture and habitats for diverse species.One of the most significant characteristics of an aggradation plain is its ability to influence the hydrology of the surrounding area. When a river creates an aggradation plain, it can lead to changes in water flow patterns, which can affect local ecosystems. For instance, the newly formed plain can act as a buffer zone, absorbing excess water during floods and reducing the risk of erosion in adjacent areas. This feature is particularly important in regions prone to heavy rainfall, where the management of water flow is critical for preventing disasters.Moreover, aggradation plains can have profound implications for human activities. Many agricultural communities thrive on these fertile lands, as the sediments deposited by rivers are often rich in nutrients. Farmers often prefer to cultivate crops in these areas due to their high productivity potential. However, the dynamics of an aggradation plain can also pose challenges, such as flooding or changing soil conditions, which require careful management and adaptation strategies by local communities.In addition to their agricultural importance, aggradation plains play a vital role in the natural landscape. They serve as essential habitats for various wildlife species, including birds, mammals, and aquatic organisms. The diversity of habitats found within these plains supports complex ecosystems that contribute to the overall health of the environment. Protecting aggradation plains is crucial for maintaining biodiversity and ensuring that these ecosystems continue to thrive.In conclusion, the concept of an aggradation plain is fundamental in understanding the interactions between sedimentation, hydrology, and ecology. These landscapes not only provide fertile ground for agriculture but also support diverse ecosystems and influence local water dynamics. As we face increasing challenges related to climate change and land use, recognizing the value of aggradation plains will be essential for sustainable development and environmental conservation. By studying and preserving these unique landscapes, we can ensure that they continue to benefit both nature and humanity for generations to come.

在地貌学的研究中，堆积平原的概念对于理解塑造我们景观的过程至关重要。堆积平原指的是一种由沉积物随着时间的推移而积累形成的平坦或缓坡区域，通常位于河谷或洪泛区。这种堆积过程发生在沉积物供应超过侵蚀速率时，导致材料的堆积，从而显著改变景观。堆积平原的形成通常始于一条河流，该河流将上游地区的沉积物带到下游。当河流向下游流动时，可能会遇到坡度的减小，导致其失去能量并沉积一些携带的沉积物。随着时间的推移，这种沉积形成了一个平坦的区域，沉积物在这里积累，形成堆积平原。这些平原对于各种生态和地质过程至关重要，因为它们为农业提供肥沃的土地，并为多种物种提供栖息地。堆积平原的一个显著特征是其对周围地区水文的影响。当河流形成堆积平原时，可能会导致水流模式的变化，从而影响地方生态系统。例如，新形成的平原可以作为缓冲区，在洪水期间吸收多余的水，减少相邻地区的侵蚀风险。这个特征在降雨量较大的地区尤为重要，因为水流管理对于防止灾害至关重要。此外，堆积平原对人类活动也具有深远的影响。许多农业社区依赖这些肥沃的土地，因为河流沉积的沉积物通常富含养分。农民往往更愿意在这些地区种植作物，因为其高生产潜力。然而，堆积平原的动态变化也可能带来挑战，例如洪水或土壤条件的变化，这需要当地社区进行仔细的管理和适应策略。除了农业的重要性，堆积平原在自然景观中也发挥着重要作用。它们为各种野生动物物种提供了重要栖息地，包括鸟类、哺乳动物和水生生物。这些平原内存在的栖息地多样性支持着复杂的生态系统，有助于环境的整体健康。保护堆积平原对于维持生物多样性和确保这些生态系统继续繁荣至关重要。总之，堆积平原的概念在理解沉积、 水文和生态之间的相互作用中是基础。 这些景观不仅为农业提供肥沃的土地，还支持多样化的生态系统并影响局部水动态。 随着我们面临与气候变化和土地使用相关的日益严峻的挑战，认识到堆积平原的价值对于可持续发展和环境保护至关重要。 通过研究和保护这些独特的景观，我们可以确保它们继续为自然和人类带来益处，造福未来几代人。