UC Environmental Stewards

Cosumnes River Preserve

Course Descriptions

Cosumnes River Preserve is offering the Climate Stewards certification course and the California Naturalist certification course in Sacramento County.

California Naturalist Certification

This 11-week course uses the official “California Naturalist Handbook”, expert speakers, field excursions, and project-based learning to explore California’s ecological diversity and the unique habitats of the Cosumnes River watershed. Upon successful completion, you’ll become a Certified California Naturalist and are eligible for four academic credits via UC Davis Extension (additional fee applies).

Dates: April 1-June 10, 2026

Fees: $400, Partial scholarships are available for a limited number of students. Email info@cosumnes.org to request an application

Delivery Mode: In-Person

Contact: Info@cosumnes.org 

Course Website & Registration

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Climate Stewards Certification

The Climate Stewards course will introduce you to social-emotional resilience and trauma-aware practices, climate change communication, climate science, and community resilience planning. The course will combine communication, engagement, and science curricula with guest presenters, field trips, and project-based learning to immerse you in the dynamics of your local community.

This Climate Stewards course offered through the Cosumnes River Preserve will focus on the permanent protection of floodplains, wetlands, valley oak riparian forests, vernal pool grasslands, and compatible agricultural lands within the lower Cosumnes River watershed and the upper Sacramento-San Joaquin Delta.

Dates: September 17 - November 19, 2025

Fees: $500.00

Delivery Mode: Hybrid (a combination of online, classroom, and field time)

Contact: Info@cosumnes.org 

Course Website & Registration 

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Organization Description: The Cosumnes River Preserve consists of over  50,000 acres of wildlife habitat and agricultural lands owned by seven land-owning Partners. The Partners include The Nature Conservancy, Bureau of Land Management, California Department of Fish & Wildlife, Sacramento County Regional Parks, Department of Water Resources, Ducks Unlimited, and the California State Lands Commission. The Preserve is centered along the Cosumnes River, its floodplains and riparian habitat. This habitat is buffered by a variety of agricultural operations. The Preserve provides numerous social, economic, and recreational benefits to local communities and to people residing in the larger Sacramento and San Joaquin areas. The habitat supports wildlife, including birds that migrate throughout the Pacific Flyway.

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