annual discharge

简明释义

年流量;

英英释义

例句

1.The annual discharge of water from the dam has increased due to heavy rainfall.

由于降雨量增加，水坝的年排放量有所增加。

2.Monitoring the annual discharge helps in flood prediction.

监测年排放量有助于洪水预测。

3.The environmental agency reported a decrease in the annual discharge of waste.

环境机构报告废物的年排放量有所减少。

4.The river's annual discharge is measured to assess its health.

河流的年排放量被测量以评估其健康状况。

5.Scientists study the annual discharge of pollutants into the ocean.

科学家研究污染物进入海洋的年排放量。

作文

In the study of environmental science, the term annual discharge refers to the total volume of water that flows out of a river or stream over the course of a year. This measurement is crucial for understanding the hydrological cycle and the health of aquatic ecosystems. The annual discharge can vary significantly from year to year due to factors such as rainfall, snowmelt, and human activities like dam construction and irrigation. For instance, in regions with heavy rainfall, the annual discharge may be substantially higher compared to arid areas where water flow is limited. Monitoring the annual discharge of rivers is essential for several reasons. Firstly, it helps in managing water resources effectively. By knowing how much water is available each year, governments and organizations can make informed decisions regarding water allocation for agriculture, industry, and domestic use. Secondly, the annual discharge data is vital for flood forecasting and management. Sudden increases in discharge can lead to flooding, which poses risks to life and property. Understanding historical discharge patterns allows for better preparedness and response strategies.Moreover, the annual discharge has significant implications for aquatic life. Fish and other organisms depend on specific flow conditions for spawning and migration. Changes in the annual discharge can disrupt these natural processes, leading to declines in fish populations and biodiversity. For example, if a dam alters the flow regime of a river, it may reduce the annual discharge during critical spawning seasons, causing long-term ecological consequences.Additionally, the annual discharge can affect sediment transport within a river system. Higher discharge rates typically lead to increased sediment transport, which can reshape riverbanks and alter habitats. Conversely, lower discharge rates might result in sediment accumulation, impacting water quality and the overall health of the ecosystem. Therefore, understanding the annual discharge is not only important for water management but also for preserving the ecological balance of river systems.In conclusion, the concept of annual discharge is fundamental in various fields, including hydrology, ecology, and environmental management. It provides valuable insights into water availability, flood risks, and ecosystem health. As we face challenges related to climate change and increasing water demands, monitoring and understanding the annual discharge will become even more critical. By prioritizing research and data collection on this topic, we can better prepare for future challenges and ensure sustainable management of our precious water resources.

在环境科学研究中，术语annual discharge指的是一年内流出河流或溪流的水总量。这个测量对于理解水文循环和水生生态系统的健康至关重要。annual discharge可能因降雨、融雪以及人类活动（如水坝建设和灌溉）等因素而在不同年份间显著变化。例如，在降雨量丰富的地区，annual discharge可能会远高于干旱地区的水流量。监测annual discharge对于多个原因至关重要。首先，它有助于有效管理水资源。通过了解每年可用的水量，政府和组织可以就农业、工业和家庭用水的分配做出明智的决策。其次，annual discharge数据对洪水预测和管理至关重要。排放量的突然增加可能导致洪水，这对生命和财产构成风险。理解历史排放模式可以更好地准备和响应策略。此外，annual discharge对水生生物有重要影响。鱼类和其他生物依赖特定的水流条件进行繁殖和迁移。annual discharge的变化可能会干扰这些自然过程，从而导致鱼类种群和生物多样性的下降。例如，如果水坝改变了河流的流动模式，可能会在关键的繁殖季节减少annual discharge，造成长期的生态后果。此外，annual discharge还会影响河流系统内的沉积物运输。较高的排放率通常会导致沉积物运输增加，这可能会重塑河岸并改变栖息地。相反，较低的排放率可能导致沉积物积累，影响水质和生态系统的整体健康。因此，理解annual discharge不仅对水资源管理重要，而且对保护河流系统的生态平衡也至关重要。总之，annual discharge的概念在水文学、生态学和环境管理等多个领域都是基础。它提供了关于水资源可用性、洪水风险和生态系统健康的宝贵见解。随着我们面临气候变化和日益增加的水需求相关挑战，监测和理解annual discharge将变得更加重要。通过优先考虑这一主题的研究和数据收集，我们可以更好地为未来的挑战做好准备，并确保可持续管理我们珍贵的水资源。