Environmental self-purification is a process in which pollutants are gradually degraded and converted in the environment by physical, chemical and biological effects to reduce their concentration or quantities. This self-purification system includes types: physical purification, chemical purification and biological purification.
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(2020). Environmental Self-purification. In: Chen, A., Ng, Y., Zhang, E., Tian, M. (eds) Dictionary of Geotourism. Springer, Singapore. https://doi.org/10.1007/978-981-13-2538-0_634
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DOI: https://doi.org/10.1007/978-981-13-2538-0_634
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