The Intertwine

A coalition for parks, trails and nature in Portland Oregon & Vancouver Washington region.

Portland Bureau of Environmental Services

Learn more about programs related to Sustainable Stormwater Management, Green Streets, Ecoroofs, Watershed Management.

Portland Parks & Recreation

Learn more about work related to Community Gardens, Environmental Education, Natural Areas, Urban Foresty, and Trails.

Urban Green Spaces

Urban Green Spaces promote the integration of urban green infrastructure-parks, trails, streams and wetlands, fish and wildlife habitat, urban forest canopy, and greenspaces-with the built environment.

Portland Sustainability Institute

Learn more about the Ecodistrict approach to sustainability and green innovation that has taken off in Portland and is spreading to other cities. 

Biomimicry 3.8

Learn more about the study and imitation of nature’s remarkably efficient designs. Biomimicry (from the Greek bios meaning life, and mimesis meaning to imitate) is a new discipline that studies nature’s best ideas and then imitates those designs and processes to solve human problems. Studying a leaf to invent a better solar cell or coral to create carbon-sequestering cement are examples of biomimicry happening today.

Metro Places & Activities

Looking for places to go and things to do in the Portland metropolitan area? Metro is your guide to local activities, parks and nature trails, entertainment centers and more.

Metro Natural Areas, Parks & Trails

Metro works with partners to protect natural areas, restore sensitive habitat for fish and wildlife, and plan the region’s parks and trails.

The Nature of Cities

A collective blog on nature, ecosystems, and biodiversity in urban spaces.