San Francisco Department of the Environment

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Buildings & Environments

Green Building
Environmentally responsible and resource-efficient processes throughout a building's life cycle: siting, design, construction, operation, maintenance, renovation, and deconstruction.

City Trees
Grow the urban forest.  

Food Gardens
Learn about home composting or start a food garden in San Francisco. 

Nature in San Francisco
Our city contains dozens of natural ecological communities, harboring a diversity of birds, mammals, reptiles and amphibians, rare and endangered species, and native plants.

Our home. Our city. Our planet.