- Bushland and biodiversity
- Climate change
- Community Nursery
- Education
- Environmental Sustainability and Health
- Green living
- Hornsby 2020 Initiative
- Hornsby Earthwise
- Land modification awareness program
- Parks and reserves
- Pre DA Assessment
- State of the Environment Reporting
- Sustainable action committee
- Sustainability & triple bottom line
- Waste & recycling
- Water catchments
Environmental Sustainability and Health
For pollution incidents dial: 
(02) 9847 6666
- NSW Companion Animals Act
- NSW Companion Animal Register
- Noise pollution & dogs
- Food safety
- Microbial control
- Regulation of skin penetration activities
- Burials at Council cemeteries
- Commercial public swimming pool water quality
Onsite Sewarage Management Strategy (1.47mb)- Onsite sewage management systems
- Septic Tank and Absorption Trenches
- Aerated Wastewater Treatment Systems (AWTS)
- Composting Toilet System Pump Out Systems
- Grey water systems
Noise
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