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Threatened Forests | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/flora-and-fauna/bushland-management/threatened-forests-and-fauna -
Sewerage Pollution | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/pollution-incident-or-a-concern/sewerage-pollution -
Native and Weed Look-Alikes | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/flora-and-fauna/plants/weeds/native-and-weed-look-alikes -
Stormwater Pollution | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/pollution-incident-or-a-concern/stormwater-pollution -
Neighbourhood Knit In 2025 | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/lifestyle/events/library-events/neighbourhood-knit-in-2025 -
Hornsby Welcome Market | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/lifestyle/events/mall-events/hornsby-welcome-market?result_123986_result_page=2 -
Stormwater Quality Improvement Devices | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/what-is-happening-on-the-ground/stormwater-quality-improvement-devices -
Coastal and Estuary Planning | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/what-is-our-future-direction/coastal-and-estuary-planning -
Management of Harmful Algal Blooms | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/using-water-quality-information/the-where,-what,-how-and-why-of-monitoring/management-of-harmful-algal-blooms -
Jellyfish in the Hawkesbury River | Hornsby Shire Council
https://www.hornsby.nsw.gov.au/environment/waterways/what-can-you-do-for-the-environment/citizen-science/jellyfish