In addition to water quantity problems, the everglades is faced with a variety of water quality issues. for example, phosphorus concentrations in the everglades have increased since the 1960s. 1. describe how one specific human activity contributes to increased phosphorus levels in the everglades. 2. explain one way in which an increase in phosphorus levels can adversely affect the everglades ecosystem. 3. describe one step that could be taken to reduce phosphorus inputs from the activity you identified in part (i).