Getting from Point A to Point B is sometimes a difficult task; that’s why we have maps. However, making maps is not always easy, either, especially when the image you’re trying to capture is carried on the wind.
For nearly 40 years a coalition of government, education, industry, and other organizations has worked to monitor “precipitation chemistry” – in other words, tracking the makeup and whereabouts of acid rain. Their latest efforts have resulted in maps that indicate how nitrogen deposition in the United States threatens aquatic life in the Gulf of Mexico.