accumulational terrace

简明释义

堆积阶地;

英英释义

例句

1.Farmers often utilize the flat surfaces of an accumulational terrace for agriculture.

农民常常利用堆积阶地的平坦表面进行农业生产。

2.The accumulational terrace formed after the last ice age is now a popular hiking spot.

最后一次冰河时代后形成的堆积阶地现在是一个受欢迎的徒步旅行地点。

3.Geologists study the accumulational terrace to understand past environmental conditions.

地质学家研究堆积阶地以了解过去的环境条件。

4.The river created an accumulational terrace through years of sediment deposition.

经过多年的沉积，河流形成了一个堆积阶地。

5.Sediment analysis from the accumulational terrace revealed important historical data.

从堆积阶地中提取的沉积物分析揭示了重要的历史数据。

作文

The concept of an accumulational terrace is one that often arises in discussions related to geomorphology and landscape evolution. This term refers to a specific type of landform that develops as a result of sediment deposition over time, creating a step-like structure along a river or coastal area. Understanding this phenomenon is crucial for various fields, including geology, environmental science, and even urban planning.To elaborate, an accumulational terrace can be formed through the gradual accumulation of sediments that are transported by water flow. As rivers meander and change course, they deposit materials such as sand, silt, and clay on their banks. Over long periods, these deposits build up to create terraces that rise above the current floodplain. This process not only shapes the physical landscape but also impacts local ecosystems and human activities.In many regions, accumulational terraces serve as vital habitats for various species of plants and animals. The elevation of these terraces often provides unique microclimates that support diverse flora and fauna. For instance, certain bird species may prefer nesting in the higher, more stable environments that these terraces provide, away from the flooding risks associated with lower areas.Moreover, accumulational terraces can play a significant role in agriculture. Their well-drained soils, enriched by the layers of sediment, can be highly fertile, making them ideal for farming. Farmers often utilize these elevated areas to cultivate crops, taking advantage of the natural irrigation provided by nearby rivers. However, the use of these terraces must be managed carefully to prevent erosion and maintain soil health.From a geological perspective, studying accumulational terraces can offer insights into the historical changes in a region’s climate and hydrology. By analyzing the layers of sediment, scientists can infer past environmental conditions, including periods of drought or increased rainfall. This information is invaluable for understanding how landscapes evolve and for predicting future changes in response to climate change.In urban planning, recognizing the presence of accumulational terraces is essential for sustainable development. These areas may be more prone to flooding or erosion, requiring careful consideration when designing infrastructure. Planners must assess the stability of these terraces and their potential impact on surrounding communities. Additionally, preserving these natural features can enhance the aesthetic value of urban spaces and contribute to biodiversity.In conclusion, the term accumulational terrace encompasses a range of ecological, agricultural, and geological implications. Its significance extends beyond mere landforms; it is a testament to the intricate interplay between natural processes and human activity. By understanding and respecting the role of accumulational terraces in our environment, we can better appreciate the complexities of our landscapes and make informed decisions about their management and conservation.

“累积阶地”这一概念常常出现在与地貌学和景观演变相关的讨论中。这个术语指的是一种特定类型的地貌，随着时间的推移，由沉积物沉积形成，沿着河流或海岸区域创造出阶梯状的结构。理解这一现象对于包括地质学、环境科学甚至城市规划在内的各个领域至关重要。进一步说，累积阶地可以通过水流运输的沉积物逐渐积累而形成。当河流蜿蜒并改变河道时，它们会在其岸边沉积沙子、淤泥和粘土等材料。经过长时间，这些沉积物逐渐堆积，形成高于当前泛滥平原的阶地。这一过程不仅塑造了物理景观，还影响了当地生态系统和人类活动。在许多地区，累积阶地作为各种植物和动物的重要栖息地。由于这些阶地的高度，往往提供了独特的小气候，支持多样的动植物。例如，某些鸟类可能更喜欢在这些高而稳定的环境中筑巢，远离低洼地区的洪水风险。此外，累积阶地在农业中也扮演着重要角色。由于沉积物层所富含的良好排水土壤，这些地区通常非常肥沃，非常适合耕作。农民常利用这些高地来种植作物，利用附近河流提供的自然灌溉。然而，对这些阶地的使用必须谨慎管理，以防止侵蚀并保持土壤健康。从地质学的角度来看，研究累积阶地可以提供对一个地区气候和水文历史变化的洞察。通过分析沉积层，科学家可以推断过去的环境条件，包括干旱期或降雨量增加的时期。这些信息对理解景观如何演变以及预测未来气候变化的响应至关重要。在城市规划中，认识到累积阶地的存在对于可持续发展至关重要。这些地区可能更容易发生洪水或侵蚀，因此在设计基础设施时需要仔细考虑。规划者必须评估这些阶地的稳定性及其对周围社区的潜在影响。此外，保护这些自然特征可以增强城市空间的美学价值，并有助于生物多样性。总之，术语累积阶地涵盖了一系列生态、农业和地质学的意义。它的意义超越了单纯的地貌；它是自然过程与人类活动之间复杂相互作用的证明。通过理解和尊重累积阶地在我们环境中的作用，我们可以更好地欣赏我们景观的复杂性，并就其管理和保护做出明智的决策。