depleted zone

简明释义

贫化区域

英英释义

例句

1.The agricultural practices have turned the once fertile land into a depleted zone.

农业活动使得这片曾经肥沃的土地变成了一个退化区。

2.Scientists are studying the effects of climate change on the depleted zone in the ocean.

科学家们正在研究气候变化对海洋中退化区的影响。

3.The government has allocated funds to rehabilitate the depleted zone near the river.

政府已拨款修复靠近河流的退化区。

4.Restoration efforts are underway to revive the depleted zone affected by mining.

恢复工作正在进行，以重振受到采矿影响的退化区。

5.The forest is now a depleted zone due to overlogging.

由于过度砍伐，这片森林现在成为了一个退化区。

作文

In recent years, environmental scientists have increasingly focused on the concept of a depleted zone, which refers to areas where natural resources, particularly soil and water, have been over-extracted or degraded beyond their natural recovery capacity. These zones can be found in various ecosystems around the world, often as a result of human activities such as industrial agriculture, deforestation, and urbanization. Understanding the implications of depleted zones is crucial for developing sustainable practices that can help restore these environments.One significant example of a depleted zone is the Aral Sea region in Central Asia. Once one of the largest lakes in the world, the Aral Sea has shrunk dramatically due to excessive irrigation projects that diverted rivers feeding into it. As a result, the surrounding area has suffered from severe ecological consequences, including increased salinity and loss of biodiversity. The local fishing industry has collapsed, leading to economic hardship for communities that depended on the sea for their livelihoods. This situation illustrates how a depleted zone can have far-reaching effects not only on the environment but also on human populations.Another example can be found in agricultural lands that have been subjected to intensive farming practices. Over time, the continuous use of chemical fertilizers and pesticides can lead to soil degradation, resulting in a depleted zone characterized by low nutrient levels and diminished soil health. Farmers may find themselves trapped in a cycle of dependency on these chemicals, as the natural fertility of the soil declines. To break this cycle, practices such as crop rotation, organic farming, and sustainable land management are essential. These methods can help restore the vitality of the soil and prevent the expansion of depleted zones.The phenomenon of depleted zones is not limited to terrestrial environments; aquatic ecosystems are also at risk. For instance, overfishing has led to the creation of depleted zones in oceans and seas where fish populations have been drastically reduced. This depletion disrupts the entire marine food web and threatens the livelihoods of those who rely on fishing. Conservation efforts, such as establishing marine protected areas, are vital to allow fish populations to recover and prevent further degradation of these vital ecosystems.Addressing the issue of depleted zones requires a multifaceted approach. Policymakers, scientists, and local communities must work together to identify vulnerable areas and implement strategies for rehabilitation. Education and awareness-raising are also critical components, as they empower individuals to make informed choices about resource use and conservation. By fostering a sense of stewardship towards our environment, we can mitigate the impacts of depleted zones and promote a healthier planet for future generations.In conclusion, the concept of a depleted zone serves as a reminder of the delicate balance between human activity and environmental sustainability. As we continue to face challenges related to resource management and ecological health, it is imperative that we recognize the signs of depletion and take proactive steps to restore and protect our natural environments. Through collaborative efforts and sustainable practices, we can heal depleted zones and ensure a more resilient ecosystem for all.

近年来，环境科学家越来越关注“depleted zone”这一概念，它指的是自然资源，尤其是土壤和水，因过度开采或退化而超过其自然恢复能力的区域。这些区域可以在全球各种生态系统中找到，通常是人类活动（如工业农业、森林砍伐和城市化）的结果。理解depleted zones的影响对于制定可持续实践至关重要，这些实践可以帮助恢复这些环境。一个显著的例子是中亚的阿拉尔海地区。阿拉尔海曾是世界上最大的湖泊之一，但由于过度灌溉工程分流了其供水河流，导致其急剧缩小。因此，周边地区遭受了严重的生态后果，包括盐度增加和生物多样性丧失。当地渔业崩溃，使依赖海洋谋生的社区面临经济困境。这种情况说明了depleted zone如何对环境和人类群体产生深远影响。另一个例子是在经历过强烈耕作的农业土地。随着时间的推移，持续使用化学肥料和农药可能导致土壤退化，形成特征为低营养水平和土壤健康下降的depleted zone。农民可能发现自己陷入对这些化学品的依赖循环，因为土壤的自然肥力下降。要打破这一循环，采用轮作、有机农业和可持续土地管理等做法至关重要。这些方法有助于恢复土壤的活力，并防止depleted zones的扩展。“depleted zones”现象不仅限于陆地环境；水生生态系统也面临风险。例如，过度捕捞导致海洋和海洋中的鱼类种群大幅减少，形成了depleted zones。这种枯竭破坏了整个海洋食物网，威胁到依赖捕鱼的人的生计。保护措施，例如建立海洋保护区，对于使鱼类种群恢复并防止这些重要生态系统进一步退化至关重要。解决depleted zones问题需要多方面的方法。政策制定者、科学家和当地社区必须共同努力，识别脆弱区域并实施修复策略。教育和提高意识也是关键组成部分，因为它们使个人能够对资源使用和保护做出明智的选择。通过培养对环境的责任感，我们可以减轻depleted zones的影响，并促进一个更健康的星球，以造福未来世代。总之，depleted zone的概念提醒我们人类活动与环境可持续性之间的微妙平衡。随着我们继续面临与资源管理和生态健康相关的挑战，认识到枯竭的迹象并采取主动措施来恢复和保护我们的自然环境是至关重要的。通过协作努力和可持续实践，我们可以治愈depleted zones，确保为所有人创造一个更具韧性的生态系统。