Sustainability Focus Area
Reports & Progress
Explore CSU’s climate action plans, greenhouse gas inventories, nitrogen footprint reports, sustainability assessments, and campus sustainability map resources.
Featured Reports
Start with the most current and commonly used sustainability reporting resources.
Climate Planning
2022 Climate Action Plan Update
CSU’s updated plan for working toward carbon neutrality and long-term climate action.
Emissions Tracking
FY25 Greenhouse Gas Inventory
The most recent annual inventory used to track CSU’s greenhouse gas emissions.
Nitrogen Reporting
FY24 Nitrogen Footprint Report
Tracks nitrogen impacts from university sources, including operations and food procurement.
Tracking sustainability progress over time
Reporting helps CSU measure progress, support informed decision-making, and share sustainability planning with the campus community. These resources include climate action planning, emissions tracking, nitrogen footprint reporting, STARS sustainability assessments, and campus map tools.
Report Library
Browse sustainability reports by topic. Current reports are highlighted first, with archive reports available within each section.
Climate Action Plans
CSU’s Climate Action Plan outlines how and when the university works toward climate neutrality.
Greenhouse Gas Inventories
CSU compiles annual greenhouse gas inventories to track progress toward carbon neutrality.
Archive Inventories
Historical inventories remain available for transparency, benchmarking, and long-term trend review. CSU’s baseline year is FY10.
Methodology Notes
CSU’s fiscal year begins July 1 and ends June 30. Earlier inventories used the Campus Carbon Calculator, while CSU later transitioned to SIMAP for sustainability reporting.
Nitrogen Footprint Reports
CSU’s nitrogen footprint tracks nitrogen emissions from university sources, including operations and food procurement.
STARS Reports
STARS is a comprehensive sustainability assessment program for higher education. CSU earned STARS Platinum ratings in 2015, 2017, 2020, 2022, and 2025.
Campus Maps & Resources
Turn on Sustainability layers in CSU Campus Maps to find sustainability-related information, features, and locations across campus.
Explore related sustainability topics
Buildings & Energy →
Efficient buildings, system upgrades, and energy-conscious operations.
Water Stewardship →
Conservation strategies and responsible water management.
Waste Reduction →
Recycling, reuse, composting, and landfill diversion.
Return to Sustainability →
Explore all sustainability focus areas, reports, and campus initiatives.