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.
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Learn how easy and fun it is to recycle your fruit and vegetable scraps, leaves, and plant cuttings into compost in these free workshops! These workshops teach composting options suitable for those with or without a backyard. Apartment dwellers welcome! Compost provides valuable nutrients for your garden soil, helps retain moisture, which saves water, prevents erosion, loosens clay and compacted soils for better drainage, and suppresses weeds. It is rewarding to know you are turning what some consider waste into precious organic material for your garden.
Discounts and rebates for backyard compost and worm compost bins will be distributed to San Mateo County residents!
COMPOST WORKSHOP
Date: June 27, 2026
Time: 10:00 AM – 12:00 PM
Location: Foster City Community Garden
Register here.