Sustainability education is becoming a bigger part of classroom instruction, but many teachers do not have extra time to build every lesson from scratch. Between lesson planning, grading, student support, and district requirements, teachers need resources that are useful, realistic, and easy to apply.
This page brings together teacher sustainability professional development, free curriculum options, environmental education certifications, classroom visuals, and hands-on tools that can support elementary, middle school, and high school learning.
The goal is to help teachers choose resources that fit their grade level, district expectations, classroom routines, and professional development needs.
For more simplified sustainability learning resources, visit Educate Simplify.
Teachers may come to sustainability education with different goals. Some want a formal environmental education credential. Others need low-prep lessons, CEU options, climate curriculum, or classroom tools that help students practice environmental habits.
Use the guide below as a starting point:
These options serve different purposes. A teacher looking for district-recognized professional development may need a different resource than a teacher who simply wants a classroom activity for next week.
Teachers often compare sustainability programs based on cost, time commitment, format, and professional development value. The table below keeps the key details in one place so teachers can quickly compare options before visiting each provider.
Certification/Program | Type | Cost | URL | Duration | Format |
Seeds To Solutions | Free lessons | $0 | 1-2 hours per unit | Online, self-paced | |
EEI Curriculum (CalRecycle) | Free curriculum | $0 | 2-4 hours to review | Online, downloadable | |
CEEF Teacher Institute | Teacher training | Free ( $500 stipend available after completion) | Three in-person Saturday institutes and one 1/2 day virtual session | Online/in-person sessions | |
Green Classroom Professional Certificate (USGBC) | Professional certificate | $49 | 3 hours | Online | |
Project Learning Tree (CA) | Professional certificate | $25-50 | Few hours to several days | Online course/in-person workshops | |
Environmental Educator Certification Program (AEOE) | Professional certificate | $425-525 | 2-4 hours/week (approx. 10 hours/month) (11-month program) | Online | |
Forestry Institute | Professional learning | $150 ( $200 stipend available after completion) | 50 hours | In-person |
Professional development can support a teacher’s growth, but it does not always lead to automatic salary advancement. District rules, union agreements, salary schedules, CEU acceptance, and stipend policies can vary widely.
Before enrolling in any paid program, teachers should ask:
This step is important because a strong program may still need district approval before it can be used for advancement, renewal, or personnel documentation.
What it is:
The Environmental Educator Certification Program by AEOE is a California-based certification pathway for educators who want to strengthen their environmental education practice.
Best for
Grade level fit
This program is generally suited for K-12 educators and adult environmental educators. It is created for educators rather than students.
How it can support professional growth
This program may help teachers build a stronger professional profile by showing deeper training in environmental education. It may also support leadership opportunities related to sustainability, outdoor learning, or district environmental initiatives.
Educators who want to move into environmental education roles may find this type of credential useful for career pathways such as:
Example opening: Environmental Education Specialist, World’s End State Park
Salary and professional development notes
For the 2025 to 2026 program year, participants receive:
Participant review
“The personalized, independent, self-designed project was a HUGE part of my positive experience, and I think it helps elevate this certificate program to the point of allowing people to harness momentum to improve their respective workplaces, so the ripple effect is amazing to think about. I also want to acknowledge the work done to make this an equitable experience and encourage folks to continue cultivating patience and grace while striving to always move the cultural norm, little by little.”
Review attribution: EECP Participant
What it is:
The Green Classroom Professional Certificate by USGBC focuses on sustainability practices that can improve classroom environments and support greener school routines.
Best for
Grade level fit
This certificate can be useful for PreK-12 teachers, depending on the classroom setting and school goals.
How it can support professional growth
This certificate can help teachers document training in green classroom practices, healthier learning spaces, and sustainability-focused school improvements. It may also support teacher leadership in green school teams, facilities conversations, or campus wellness initiatives.
Salary and professional development notes
Participant review
“The course allows for a strong basic foundation for green practices in schools. It entails a good split-up between modules. The questions during the course module help user interaction and promote active learning. LEED project profiles and other similar features help users align the module with LEED goals. The quizzes and review questions at the end of each module help prepare well for the final quiz.”
Review attribution: Siddharth Bhat, University of Southern California
What it is:
CEEF Teacher Institute provides environmental and sustainability training for classroom educators who want structured support and practical implementation ideas.
Best for
Grade level fit
This program is most clearly positioned for grades 4 to 12.
How it can support professional growth
CEEF Teacher Institute may help teachers strengthen curriculum alignment, improve sustainability instruction, and support school or district environmental goals. It can also be useful for educators building a professional development file around environmental education.
Salary and professional development notes
What it is:
Forestry Institute is a professional learning community focused on environmental education, outdoor learning, forest literacy, and curriculum implementation.
What it offers
Best for
Grade level fit
Forestry Institute is best positioned for K-12 teachers, with flexibility depending on the curriculum project and grade-level implementation.
Salary and professional development notes
How it can support professional growth
This program can help teachers document professional learning hours, complete curriculum implementation work, and connect with established environmental education programs. It can also support teachers who want a stronger outdoor education or forest literacy foundation.
What it is:
California Project Learning Tree, also known as PLT, uses trees and forests as entry points for teaching ecosystems, environmental problem-solving, stewardship, and green career awareness.
Best for
Grade level fit
PLT can be used from early childhood through adulthood, making it flexible for elementary, middle school, and high school settings.
How it can support professional growth
California Project Learning Tree can support educator professional development, environmental literacy, and classroom instruction. It may also help teachers connect sustainability learning with career exploration and broader school initiatives.
Salary and professional development notes
Teachers do not always need a paid certification to start teaching sustainability. Free curriculum can help teachers introduce environmental topics while saving planning time.
What it is:
The Education and the Environment Initiative curriculum provides environmental content aligned with California K-12 academic standards.
Best for
Grade level fit
EEI Curriculum is designed for K-12 classrooms.
How to use it without adding workload
What it is:
Seeds To Solutions provides free lesson units for teachers who want low-prep sustainability instruction.
Best for
Grade level fit
Seeds To Solutions is designed for elementary, middle school, and high school use.
How it can support professional growth
These lessons can help teachers show instructional impact, document classroom activities, and build a professional portfolio around sustainability instruction.
Students often understand sustainability better when they can see, sort, discuss, and practice the concept. Posters can support reminders and vocabulary. Hands-on materials can turn environmental learning into a repeated classroom routine.
Choose tools that have:
These tools should be used as part of a routine, not only as decoration. They work best when students interact with them regularly.
Link:
Description:
A 14-poster set that covers key earth science topics like the water cycle, rock cycle, ecosystems, and climate change.
Best use:
Keep core concepts visible during science units across the year.
Link:
Description:
An 11-poster set with diagrams and definitions for ecosystems, food webs, and related biology concepts.
Best use:
Support your ecology unit and help students review vocabulary.
Link:
Description:
A 9-poster set that covers recycling, conservation, tree planting, environmental protection, and sustainable habits through engaging visuals and educational messages.
Best use:
Reinforce environmental awareness and sustainability lessons throughout the school year.
Link:
Description:
A large educational poster that explains renewable and non-renewable energy resources, energy production, and key sustainability concepts.
Best use:
Support science and environmental studies units focused on energy, conservation, and climate literacy.
Link:
Description:
A hands-on sorting kit with bins and items that helps students practice recycling routines.
Best use:
Use in small groups to build habits through practice.
Sustainability lessons are stronger when students take action instead of only listening to information. Teachers can keep preparation simple by using the same repeatable structure across grade levels.
Seeds To Solutions:
Useful when you need ready-to-use units with hands-on tasks.
EEI Curriculum:
Useful when you need standards-aligned environmental content that fits existing instruction.
Forestry Institute and PLT:
Useful when you want professional learning connected to classroom implementation.
Teachers can adjust the reading level, discussion depth, and materials based on grade level and subject area.
To help students connect classroom learning with everyday materials, add a short activity about low-tech recycling solutions for hard-to-recycle materials. This can help students think about waste, sorting, reuse, and materials they see at home or school.
Teachers do not need to buy a full curriculum to begin teaching climate literacy and sustainability. California offers several free resources that can support environmental education across grade levels.
One useful resource is the Cool California Climate Change Curriculum hub, which brings together classroom lessons, teacher training, videos, and environmental education programs.
Link: https://coolcalifornia.arb.ca.gov/article/climate-change-curriculum
This resource may be especially helpful for teachers working in states or districts with climate education mandates or environmental literacy expectations.
Several states have adopted or expanded climate education requirements. This creates more demand for teachers who can confidently teach climate literacy, sustainability, conservation, and environmental stewardship.
State | Status | Requirement |
California | Verified | AB 285 requires climate change instruction for grades 1-12 through CA NGSS and Science Framework implementation. |
New Jersey | Verified | First state to require climate change education across K-12. |
Connecticut | Verified | Climate education mandate for grades 5-12 beginning in 2023. |
New York | Verified | Statewide climate education requirements expanding by grade band beginning 2027-2028. |
Illinois | Verified | Climate change instruction required beginning in 2026. |
Editor note: Climate education requirements, timelines, and district implementation rules can change. Teachers should check current state guidance and district expectations before selecting curriculum or professional development programs.
Focus on programs that provide recognized certificates, CEUs, or professional development hours your district accepts.
Before paying for a program:
Start with a resource that can be used immediately.
A simple approach is to:
Choose a certification or institute focused on environmental education, outdoor learning, or sustainability instruction.
Then add one curriculum resource you can reuse each year. You can build from there with forest literacy, outdoor learning, climate lessons, or student stewardship projects.
Many districts allow approved professional development, continuing education units, or specialized certifications to count toward salary-lane movement, stipends, or professional advancement. Policies vary by district, so teachers should verify requirements before enrolling.
If you completed a sustainability certification such as the Environmental Educator Certification Program by AEOE, Green Classroom Professional Certificate by USGBC, California Project Learning Tree, Forestry Institute, or CEEF Teacher Institute, you may want to ask your administrator or Human Resources department whether it qualifies for salary advancement.
Subject: Official Notification of Environmental Curriculum Alignment and Request for Pay Raise: [Your Name], [Your Job Title]
Dear [Administrator Name],
I am writing to formally notify you that I have successfully completed professional development in sustainability and environmental education, effective [Date of Completion]. As an educator committed to preparing students for the challenges of today’s world, I believe this training aligns directly with our district’s mission and California’s educational priorities.
California now requires climate change instruction for grades 1-12 under Assembly Bill 285, signed in 2023, making environmental education a critical component of our K-12 curriculum. The California Department of Education confirms that the CA Next Generation Science Standards, also known as CA NGSS, and Science Framework support implementation of this mandate. This means that educators who can deliver high-quality environmental and sustainability curriculum are essential to meeting our state’s legal requirements.
The demand for environmental educators is growing significantly. Schools across California are increasingly seeking teachers who can integrate climate literacy, sustainability practices, and environmental stewardship into their instruction. Districts may also offer stipends for sustainability coordinators, environmental education specialists, and green school program leaders where these roles support climate education implementation and student success.
Given my commitment to delivering state-mandated environmental curriculum and the growing demand for qualified environmental educators, I respectfully request a salary review to recognize this professional development and the specialized expertise I bring to our school.
I have attached official documentation of my professional development completion, CEU verification, and program accreditation. Please advise on the next steps for Human Resources to update my personnel file and review whether this training qualifies for a salary adjustment, effective [Date you want the raise to start, or reference the beginning of the next pay period].
Thank you for your ongoing support of my professional development and my continued commitment to delivering environmental and sustainability curriculum that prepares our students for the future.
Sincerely,
[Your Name]
[Your Title/Position]
[Your Employee ID Number]
[Your Contact Information]
Before paying for a certification, teachers should confirm whether their district recognizes:
Recognition may vary by district, state, collective bargaining agreement, and salary schedule. Teachers should consult Human Resources before assuming a certification will result in salary advancement.
Sustainability teaching does not need to begin with a full curriculum redesign. A practical first step is to choose one professional development option, one curriculum resource, and one repeatable classroom routine.
Teachers who want professional growth should check district requirements before paying for a certificate. Teachers who want stronger classroom engagement can begin with free lessons, visual reminders, and hands-on activities.
Over time, these small steps can help teachers build stronger environmental education practice, support climate literacy, and create a more active sustainability culture in elementary, middle school, and high school classrooms.
The best starting point depends on what the teacher needs. AEOE is a stronger fit for educators who want a formal environmental education credential. USGBC’s Green Classroom Professional Certificate may be better for teachers focused on classroom practices. EEI Curriculum and Seeds To Solutions are good starting points for teachers who need free lessons.
Sustainability professional development does not automatically increase pay. Some programs offer CEUs, continuing education credits, or stipends that may support salary-lane movement if a district accepts them.
Examples include:
Teachers should always confirm requirements with their district before enrolling.
Environmental educator certification shows that a teacher has completed training in environmental education, outdoor learning, climate literacy, sustainability, and stewardship. It can strengthen a resume, support leadership opportunities, and help document professional growth.
Simple options include recycling sorting, plant observation journals, energy-saving reminders, classroom waste checks, Earth Day reflections, and short sustainability discussions. Teachers can use Seeds To Solutions or EEI Curriculum to reduce preparation time.
Some programs are designed for specific grade bands, such as grades 4 to 12, while others can be used across K-12 settings. Teachers should choose resources based on grade level, subject area, district expectations, and student readiness.
