aggrading braided stream

简明释义

加积辫状河;

英英释义

例句

1.The formation of an aggrading braided stream 增积辫状河流 is often a sign of increased sediment supply from upstream.

一个aggrading braided stream 增积辫状河流的形成通常是上游沉积物供应增加的标志。

2.Geologists often study the sediment patterns in an aggrading braided stream 增积辫状河流 to understand past environmental conditions.

地质学家通常研究aggrading braided stream 增积辫状河流中的沉积模式，以了解过去的环境条件。

3.During the field trip, we observed an aggrading braided stream 增积辫状河流 that was rich in biodiversity.

在实地考察中，我们观察到一个生物多样性丰富的aggrading braided stream 增积辫状河流。

4.The aggrading braided stream 增积辫状河流 created new habitats for various species of fish and birds.

这个aggrading braided stream 增积辫状河流为各种鱼类和鸟类创造了新的栖息地。

5.The river's characteristics changed dramatically as it transformed into an aggrading braided stream 增积辫状河流 after heavy rainfall.

在强降雨后，河流的特征发生了显著变化，转变为一个aggrading braided stream 增积辫状河流。

作文

In the study of geomorphology, one of the fascinating phenomena is the formation of an aggrading braided stream. These streams are characterized by their unique structure, where multiple channels weave in and out of each other, resembling a braid. This intricate pattern arises from the sedimentary processes that occur in river systems, particularly in areas with high sediment supply and variable flow conditions. An aggrading braided stream typically forms in regions where the river's sediment load exceeds its capacity to transport it, leading to the deposition of materials within the channel. Over time, this deposition causes the riverbed to rise, or 'aggrade', giving rise to the distinctive braided appearance.The dynamics of an aggrading braided stream can be influenced by several factors, including changes in water discharge, sediment influx, and vegetation along the banks. During periods of high flow, such as during spring melt or heavy rainfall, the river can transport large quantities of sediment. However, when the flow decreases, the stream loses its ability to carry this sediment, resulting in deposition. This cycle of erosion and deposition is crucial in shaping the landscape and creating diverse habitats for various species.Understanding aggrading braided streams is essential for managing river systems and predicting their behavior in response to environmental changes. For instance, human activities such as dam construction and land use changes can significantly alter sediment supply and water flow patterns, potentially disrupting the natural dynamics of these streams. Moreover, climate change poses additional challenges, as shifts in precipitation patterns and increased frequency of extreme weather events can affect both sediment delivery and hydrology.Research on aggrading braided streams also highlights their ecological importance. The complex channel network provides various niches for aquatic organisms, while the adjacent floodplains serve as vital habitats for terrestrial wildlife. Conservation efforts must consider the intricate balance between hydrology, sediment dynamics, and ecological health to maintain the integrity of these systems.In conclusion, the concept of an aggrading braided stream encapsulates the interplay between geological processes and ecological systems. By studying these unique river formations, we gain insights into the broader implications of sediment transport and deposition, which are critical for understanding river dynamics and their environmental significance. As we face increasing anthropogenic pressures and climate variability, recognizing the importance of preserving the natural functions of aggrading braided streams becomes ever more crucial for sustainable management of our freshwater resources.

在地貌学研究中，一个引人入胜的现象是形成增积辫状河流。这些河流的特点是其独特的结构，多个河道相互交织，类似于辫子。这种复杂的模式源于河流系统中发生的沉积过程，特别是在沉积物供应量高和流动条件变化的区域。增积辫状河流通常形成于河流的沉积负荷超过其运输能力的地区，导致材料在河道内沉积。随着时间的推移，这种沉积使河床上升，或称为“增积”，形成独特的辫状外观。增积辫状河流的动态受多种因素的影响，包括水流量变化、沉积物输入和河岸植被。在高流量时期，例如春季融雪或暴雨期间，河流可以运输大量沉积物。然而，当流量减少时，河流失去携带这些沉积物的能力，导致沉积。侵蚀和沉积的这种循环对于塑造地貌和为各种物种创造多样化栖息地至关重要。理解增积辫状河流对管理河流系统和预测其对环境变化的反应至关重要。例如，像水坝建设和土地利用变化等人类活动可以显著改变沉积物供应和水流模式，可能会破坏这些河流的自然动态。此外，气候变化带来了额外的挑战，因为降水模式的变化和极端天气事件的频率增加可能会影响沉积物输送和水文。对增积辫状河流的研究还突出了它们的生态重要性。复杂的河道网络为水生生物提供了多种栖息地，而相邻的洪泛区则为陆生野生动物提供了重要栖息地。保护工作必须考虑水文、沉积动态和生态健康之间的复杂平衡，以维持这些系统的完整性。总之，增积辫状河流的概念概括了地质过程与生态系统之间的相互作用。通过研究这些独特的河流形态，我们获得了对沉积物运输和沉积的更广泛影响的洞察，这对于理解河流动态及其环境重要性至关重要。随着我们面临日益增加的人为压力和气候变化，认识到保护增积辫状河流自然功能的重要性变得愈发关键，以实现我们淡水资源的可持续管理。