Skip to content
About
About Tandem Global
Mission, Vision, Values
Our Brand
Our People
Careers
Contact
Our Network
Meet Our Members
Member Spotlights
Become a Member
Sponsorships
Work with Us
Consulting Services
We connect leading thinking with practical solutions that positively impact climate, nature, and water.
Certification
About Certification
Awards and Recognition
Executive Advisory Committee
Official Signage
Log-In or Register
Support Center
Social Impact
Programs that revitalize ecosystems, strengthen green spaces, and foster economic opportunities.
Thought Leadership
Cutting-edge events and content
Learn More
News & Insights
From the CEO
Blog
Industry News
Press
Resources
White Papers
Index of WHC-Certified Programs
Project Guidances
Events
Tandem Global Conference 2025
Webinars
Executive Meetings
Elevate Network
Certification Login
Become a Member
Click to open the search input field
Click to open the search input field
Search
Menu
Menu
Start a New Search
WM
Valley Landfill
Irwin, Pennsylvania, United States
Certified through 2026
Project Name
Project Type
Valley Nesting Boxes
Avian
Scroll to top
Scroll to top
Scroll to top