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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.
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| 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 | +} | |