地理漫步·世界地理英语30篇（5）
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Wetlands Filter Water and Shelter Life
湿地净化水源并庇护生命
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Wetlands are soggy areas where water covers the soil.湿地是土壤被水覆盖的潮湿区域。
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Plants like reeds and cattails grow thick here naturally.芦苇、香蒲等植物在此自然茂密生长。
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These plants trap dirt and absorb extra nutrients from water.这些植物能截留泥沙，并吸收水中的多余养分。
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Birds, frogs, and fish all find food and safety in wetlands.鸟类、青蛙和鱼类都在湿地中觅食和栖身。
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Some wetlands act like sponges during heavy rains.部分湿地在暴雨时发挥海绵作用。
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They slow floodwaters and protect nearby towns and farms.它们减缓洪水流速，保护周边城镇和农田。
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Coastal mangroves are saltwater wetlands full of life.沿海红树林是生机勃勃的咸水湿地。
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People now protect wetlands to keep water clean and wildlife safe.人们如今保护湿地，以保持水质清洁和野生动物安全。