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Now that you've an understanding of how on-line classes work, learn the way your previous college and work experience can be transfe rred into college credits. This consists of movies, assignments, readings, discussion prompts and interactive studying actions per 5- or 6-week course. Each course comes with entry to the web library, digital textbooks, and social/student communities and examine teams. Environmental pollution is a worldwide drawback and is frequent to each developed in addition to creating international locations, which attracts the attention of human beings for its extreme long-term consequences. “Most air pollution comes from vitality use and manufacturing,” says John Walke, director of the Clean Air Project, a half of the Climate and Clean Energy program at NRDC. “Burning fossil fuels releases gases and chemical substances into the air.” And in an especially damaging feedback loop, air air pollution not solely contributes to climate change however can be exacerb