1. Wetlands help keep our water clean. They remove pollutants,wastes, and other harmful substances that are toxic in largedoses.2. They prevents floods and droughts. This is especially true ofthe Riparian marshes, which absorb water during floods and releasewater during droughts.3. They are home to many plants and animals that do not liveanywhere else. Diversity in the Earth's species are often good forthe economy. More importantly, the species in the wetlands shouldbe protected because many of the problems in the wetlands arecaused by people. We have to take responsibility for ouractions.