ELI5: Why is it that when fertilizers make their way into waterways, all the oxygen disappears, killing the fish? Submitted by Psychological-Dog994 t3_11dmn31 on February 27, 2023 at 8:57 PM in explainlikeimfive 114 comments 1,343
ruidh t1_jaahfuu wrote on February 28, 2023 at 12:52 AM Usually nutrients are the limiting factor in keeping plants from growing. Add a large amount of nitrogen and phosphorus and they no longer are the limiting factor. Oxygen in the water becomes the new limiting factor. Permalink 3
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