Hunters' lead shot and anglers' lead sinkers are still a pollution source, despite rules restricting them.
Links
[1] https://www.sej.org/publications/tipsheet/report-lead-from-hunting-and-fishing-still-pollutes
[2] https://www.sej.org/category/sej-publication/tipsheet
[3] https://www.sej.org/category/topics-beat/chemicals/toxics
[4] https://www.sej.org/category/topics-beat/land
[5] https://www.sej.org/category/topics-beat/pollution
[6] https://www.sej.org/category/region/national
[7] https://www.sej.org/taxonomy/term/81
[8] https://www.sej.org/publications/list/%2A/108
[9] https://www.sej.org/publications/list/%2A/108?page=47
[10] https://www.sej.org/publications/list/%2A/108?page=40
[11] https://www.sej.org/publications/list/%2A/108?page=41
[12] https://www.sej.org/publications/list/%2A/108?page=42
[13] https://www.sej.org/publications/list/%2A/108?page=43
[14] https://www.sej.org/publications/list/%2A/108?page=44
[15] https://www.sej.org/publications/list/%2A/108?page=45
[16] https://www.sej.org/publications/list/%2A/108?page=46
[17] https://www.sej.org/publications/list/Watchdog+TipSheet