headstreams

简明释义

英[ˈhedˌstriːm]美[ˈhedˌstrim]

n. 源头，河源水流

英英释义

单词用法

同义词

反义词

例句

1.Printing and dyeing wastewater was one of the industrial pollutant headstreams.

印染、染料废水是严重污染环境的工业污染源之一。

2.Printing and dyeing wastewater was one of the industrial pollutant headstreams.

印染、染料废水是严重污染环境的工业污染源之一。

3.Explorers traced the Nile River to its several headstreams in Central Africa.

探险者在中非找到了尼罗河的几处源头。

4.The river's main flow originates from several small headstreams, which merge into a larger body of water.

这条河的主要水流源自几个小源头，它们汇合成一个更大的水体。

5.During the hike, we followed the headstreams that led us to the beautiful lake.

在徒步旅行中，我们沿着通往美丽湖泊的源头前进。

6.The environmental study focused on the health of the headstreams feeding into the local ecosystem.

这项环境研究集中在滋养当地生态系统的源头的健康状况上。

7.Local conservation efforts aim to protect the headstreams from pollution and overdevelopment.

当地的保护工作旨在保护源头不受污染和过度开发的影响。

8.The map indicates where the headstreams begin in the mountainous region.

地图显示了源头在山区的起始位置。

作文

In the vast realm of nature, rivers play a crucial role in shaping the landscape and supporting ecosystems. At the very beginning of these magnificent waterways lie their headstreams, which are the sources or origins of rivers. Understanding the significance of headstreams is essential for appreciating the entire river system and its impact on the environment. These headwaters are often found in mountainous regions, where melting snow and rainfall converge to form small streams. As these streams flow downwards, they gather more water from tributaries, gradually evolving into larger rivers. This process highlights the importance of headstreams as they contribute to the overall health of the river ecosystem. The ecological importance of headstreams cannot be overstated. They serve as critical habitats for various species of flora and fauna. Many aquatic organisms, such as fish and amphibians, rely on the clean, cool waters of these headwaters for breeding and feeding. Moreover, the vegetation surrounding headstreams plays a vital role in maintaining water quality by filtering pollutants and providing shade that regulates water temperature. This natural filtration system ensures that the river downstream remains healthy and supports diverse life forms. Furthermore, headstreams are also significant for human communities. They provide essential resources such as drinking water, irrigation for agriculture, and recreational opportunities. In many cultures, rivers originating from headstreams are considered sacred and hold cultural significance. People often gather around these areas for spiritual practices, celebrations, and community events. Thus, protecting headstreams is not only an environmental concern but also a cultural one. However, despite their importance, headstreams are increasingly threatened by human activities. Urban development, deforestation, and pollution can severely impact these delicate ecosystems. For instance, when forests are cleared, the soil erosion increases, leading to sedimentation in the headwaters. This sedimentation can smother aquatic habitats and disrupt the natural flow of water. Additionally, industrial runoff and agricultural chemicals can contaminate the waters, harming the wildlife that depends on them. Therefore, it is imperative to implement conservation efforts focused on protecting headstreams and their surrounding environments. In conclusion, headstreams are the lifeblood of rivers, serving as their origins and playing a pivotal role in the health of the entire ecosystem. They provide essential habitats for wildlife, resources for human communities, and hold cultural significance. However, they face numerous threats from human activities, making it crucial to prioritize their conservation. By recognizing the value of headstreams and taking action to protect them, we can ensure the sustainability of our rivers and the myriad of life they support.

在广阔的自然领域中，河流在塑造景观和支持生态系统方面发挥着至关重要的作用。在这些壮丽水道的最开始，便是它们的源头，即河流的来源或起点。理解源头的重要性对于欣赏整个河流系统及其对环境的影响至关重要。这些水源通常位于山区，融化的雪水和降雨汇聚形成小溪。当这些小溪向下流动时，它们从支流中收集更多的水，逐渐演变成更大的河流。这一过程突显了源头的重要性，因为它们有助于河流生态系统的整体健康。 源头的生态重要性不容小觑。它们为各种动植物物种提供关键栖息地。许多水生生物，如鱼类和两栖动物，依赖这些清凉、干净的水域进行繁殖和觅食。此外，环绕源头的植被在维持水质方面也起着至关重要的作用，通过过滤污染物并提供遮荫来调节水温。这种自然过滤系统确保了下游河流的健康，并支持多样的生命形式。 此外，源头对人类社区也具有重要意义。它们提供饮用水、农业灌溉和休闲机会等重要资源。在许多文化中，源自源头的河流被视为神圣的，具有文化意义。人们常常聚集在这些地区进行精神活动、庆祝和社区活动。因此，保护源头不仅是一个环境问题，也是一个文化问题。 然而，尽管源头的重要性不言而喻，但它们正面临人类活动日益严重的威胁。城市发展、森林砍伐和污染可能会严重影响这些脆弱的生态系统。例如，当森林被砍伐时，土壤侵蚀增加，导致水源中的沉积物增多。这种沉积可能会淹没水生栖息地，扰乱水流的自然流动。此外，工业废水和农业化学品可能会污染水源，危害依赖于它们的野生动物。因此，实施以保护源头及其周边环境为重点的保护措施至关重要。 总之，源头是河流的命脉，作为它们的起源，在整个生态系统的健康中发挥着关键作用。它们为野生动物提供必需的栖息地，为人类社区提供资源，并具有文化意义。然而，它们面临着来自人类活动的诸多威胁，因此必须优先考虑其保护。通过认识到源头的价值并采取行动保护它们，我们可以确保我们河流的可持续性以及它们所支持的多种生命。