Eutrophication: A process by which an excess of plant nutrients, for example nitrogen and phosphorous, reduces the oxygen dissolved within a body of water, producing an environment that does not readily support aquatic life.
👇 ស្វែងរកឯកសាររៀននិងការងារគ្រប់ប្រភេទនៅទីនេះ៖
👇 ស្វែងរកពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖