Forum preview
A practitioner forum for trail running sustainability
Trail Net Zero is a professional sustainability community for trail running. Members collaborate on pilots, share documentation, and build systems that move the trail running ecosystem toward net-zero outcomes over the next 15 years.
Topics you’ll find inside
Want to understand how claims are evaluated? Read Standards & Evidence and the 15-year Roadmap.
Example threads (preview)
Race operations
Reusable cup systems: vendor options, staffing, and wash logistics
Example · Ops playbook · 18 replies · Last activity: 2/20/2026, 8:40:02 PM
Apparel & footwear
Recycled nylon claims: what documentation do you require from mills?
Example · Sourcing due diligence · 18 replies · Last activity: 2/20/2026, 8:40:02 PM
Sports nutrition
Gel packet alternatives: reusable flasks, bulk dispensers, or paper?
Example · Pilot · 18 replies · Last activity: 2/20/2026, 8:40:02 PM
Land stewardship
Trail erosion monitoring: low-cost protocols and repeatability tips
Example · Measurement · 18 replies · Last activity: 2/20/2026, 8:40:02 PM
Data & standards
Emissions boundaries: what do you include for race day calculations?
Example · Standardization · 18 replies · Last activity: 2/20/2026, 8:40:02 PM
Working groups
Working Group kickoff: suggested agenda + success metrics
Example · Facilitation · 18 replies · Last activity: 2/20/2026, 8:40:02 PM