Carbon Sequestration
Plants and soils naturally store carbon through sequestration, helping reduce greenhouse gases in the atmosphere. To support the County’s carbon neutrality goals, the Parks and Sustainability Departments conducted a countywide assessment of carbon stored in County-managed lands, identifying opportunities to protect existing carbon stocks and expand sequestration through climate-smart land management. Strategies such as urban forestry, prescribed grazing, native grassland restoration, and fuel reduction not only remove carbon but also provide co-benefits like biodiversity protection and reduced wildfire risk. Pilot projects identified through this effort will be prioritized for implementation, testing, and evaluation to determine their effectiveness and scalability.
The amount of carbon sequestration needed will depend on the County’s progress in reducing emissions. If all planned reduction strategies are achieved, an estimated 14% of remaining emissions will need to be offset to reach carbon neutrality. If progress falls short, a greater reliance on sequestration will be required.
Goals:
- 2030: Carbon sequestration plan completed
- 2035: Offset 14% of emissions through carbon sequestration
Summary of Strategies
- 1.1 Analyze Carbon Sequestration Strategies for County Parks and Land
- 1.2 Replace Synthetic Fertilizers with Compost
See Focus Area 4: Carbon Sequestration in the Government Operations Climate Action Plan (PDF) for more details on objectives and actions.
The Latest News & Events
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The County of San Mateo Sustainability Department is hosting a free tire recycling drop-off event for San Mateo County residents. There is a limit of 9 passenger or light truck tires per vehicle, as required by state law. Tires accepted at this event must be size R19.5 or smaller, with or without rims. Please ensure the tires are deflated. Tires from commercial, auto repair, and/or salvage businesses will not be accepted.
- Location: 1 Library Ave, Millbrae, CA 94030
- Date: August 22, 2026
- Time: 10:00 AM – 2:00 PM
- Collector: San Jose Conservation Corps
Questions?
- Call 888-442-2666
Residents must provide proof of residency in San Mateo County (e.g., driver’s license, utility bill, garbage collection bill, etc.).
For larger truck tires (tractor, truck etc.) contact the Sustainability Department at 888-442-2666 for recycling location information or visit www.recyclestuff.org.