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Why do sources of water pollution persist for decades in catchments?
Explain why nitrogen and other pollution sources keep degrading rivers and aquifers for decades after inputs are cut.
| 1 | { |
| 2 | "domain": "earth-environment", |
| 3 | "topics": [ |
| 4 | "hydrology" |
| 5 | ], |
| 6 | "kind": "question", |
| 7 | "source": { |
| 8 | "key": "hydrology-23", |
| 9 | "name": "Twenty-three unsolved problems in hydrology", |
| 10 | "url": "https://doi.org/10.1080/02626667.2019.1620507", |
| 11 | "id": "14", |
| 12 | "curator": "Blöschl et al.", |
| 13 | "poser": "Blöschl et al.", |
| 14 | "status": "open question (2019 agenda)", |
| 15 | "as_of": "2026-10-20", |
| 16 | "catalog": "0521c19bbd38" |
| 17 | }, |
| 18 | "review": true, |
| 19 | "approval": "first-time" |
| 20 | } |