unconfined groundwater

简明释义

非承压地下水

英英释义

例句

1.Farmers often rely on unconfined groundwater for irrigation during dry seasons.

农民们在干旱季节常常依赖于无约束地下水进行灌溉。

2.During heavy rains, unconfined groundwater can rise rapidly and lead to flooding.

在大雨期间，无约束地下水可能迅速上升并导致洪水。

3.Geologists study unconfined groundwater to understand aquifer recharge rates.

地质学家研究无约束地下水以了解含水层的补给速率。

4.The city has implemented measures to protect its unconfined groundwater from contamination.

该市已采取措施保护其无约束地下水免受污染。

5.Monitoring the levels of unconfined groundwater is essential for sustainable water management.

监测无约束地下水的水位对于可持续水资源管理至关重要。

作文

Unconfined groundwater, known as 无约束地下水 in Chinese, refers to water that exists in the aquifers that are not overlain by a confining layer or impermeable rock. This type of groundwater is directly influenced by atmospheric conditions and surface water bodies. It is crucial for various ecosystems, agriculture, and human consumption. Understanding 无约束地下水 is essential for effective water resource management, especially in regions prone to drought or over-extraction.The characteristics of 无约束地下水 include its ability to fluctuate based on precipitation and evaporation rates. Unlike confined aquifers, which are protected by layers of rock that prevent water from easily moving in or out, unconfined groundwater can rise and fall with the seasons. During periods of heavy rainfall, the water table—the upper surface of the saturated zone—can rise significantly, replenishing wells and springs that depend on this resource.One major advantage of 无约束地下水 is its accessibility. Wells can be drilled into unconfined aquifers relatively easily and at a lower cost compared to confined aquifers. This makes it an attractive option for rural communities and farmers who rely on groundwater for irrigation and drinking water. However, this accessibility also poses risks. Over-extraction of 无约束地下水 can lead to a drop in the water table, causing wells to run dry and affecting the surrounding environment.Moreover, 无约束地下水 is more susceptible to contamination compared to confined groundwater. Since it is directly connected to surface water sources, pollutants from agricultural runoff, industrial discharges, and urban development can easily seep into the aquifer. This highlights the importance of monitoring and protecting groundwater resources to ensure safe drinking water and healthy ecosystems.In conclusion, 无约束地下水 plays a vital role in our water supply and ecosystem health. Its dynamic nature makes it both a valuable resource and a potential risk if not managed properly. As we face challenges like climate change and population growth, understanding and preserving 无约束地下水 will be crucial for sustainable development and environmental protection. Efforts must be made to educate communities about responsible water use and implement policies that protect these essential aquifers for future generations.

无约束地下水是指存在于没有被隔水层或不渗透岩石覆盖的含水层中的水。这种类型的地下水直接受到大气条件和地表水体的影响。它对于各种生态系统、农业和人类消费至关重要。理解无约束地下水对于有效的水资源管理至关重要，尤其是在干旱或过度开采的地区。无约束地下水的特点包括根据降水和蒸发率的变化而波动。与被隔离的含水层不同，后者被岩石层保护，阻止水分轻易流入或流出，无约束地下水可以随着季节的变化而上升和下降。在降雨量较大的时期，水位线（饱和区的上表面）可以显著上升，补充依赖这一资源的井和泉水。无约束地下水的一个主要优点是其可获取性。相较于被隔离的含水层，钻探无约束含水层的井相对简单且成本较低。这使得农村社区和依赖地下水进行灌溉和饮用水的农民更具吸引力。然而，这种可获取性也带来了风险。过度开采无约束地下水可能导致水位下降，造成井干涸并影响周围环境。此外，无约束地下水比被隔离的地下水更容易受到污染。由于它与地表水源直接相连，农业径流、工业排放和城市发展中的污染物可以轻易渗入含水层。这凸显了监测和保护地下水资源的重要性，以确保安全的饮用水和健康的生态系统。总之，无约束地下水在我们的水供应和生态系统健康中发挥着至关重要的作用。它的动态特性使其既是宝贵资源，也是如果管理不当可能带来的风险。随着我们面临气候变化和人口增长等挑战，理解和保护无约束地下水将对可持续发展和环境保护至关重要。必须努力教育社区负责任地使用水，并实施保护这些重要含水层的政策，以便为未来几代人保留这些资源。