When Is National Public Lands Day 2024 Theme. 28, 2024.national public lands day offers people a chance to connect with their. This year’s events fall on september 28 when outdoor freaks and geeks come out to participate in planting.

 — with support from federal and state agencies, corporate sponsors, and nonprofits, this event ensures resilient natural spaces for generations to come, encouraging volunteering and environmental.  — join us for national public lands day on september 28, 2024!