FoCo EcoFest and the Xeriscape Garden Party
FoCo EcoFest is a free, family-friendly event celebrating sustainability, environmental awareness and community engagement, and we’re thrilled to have you be part of it.
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The Natural Building Alliance advances bio-based construction by empowering professionals, homeowners, and industry partners with knowledge, resources, and collaborative support.
Please consider becoming a member and help NBA promote quality building practices. Gain access to exclusive information and discounts.
UPCOMING EVENTS
June 2026
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NEWS & ANNOUNCEMENTS
Codes and Policy
Code Updates For Natural Building Appendices in the IRC
Natural Building code experts received two approvals and one thumbs-down for appendix updates submitted approval at the International Residential Code Committee Week in Cleveland last month.
November 12, 2025 No Comments
Natural Building
Bio-based Building: Materials, Methods & Codes + Green Buffalo Film at Golden, CO Public Library
Join the Natural Building Alliance (a 501(c)3 non-profit) for an inspiring introduction to bio-based building materials—from strawbale and hemp-lime to cob, light-straw clay, and natural plasters.
November 11, 2025 No Comments
Rocky Mountain Natural Building Conference in Bozeman Features Bio-Based Building Expertise
Rocky Mountain Natural Building Conference in Bozeman Features Bio-Based Building Expertise 3-Day conference helps architects, engineers, tradesfolks and DIY’ers learn about construction using low-carbon, non-toxic
July 30, 2025 No Comments