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    Welcome to the Office of Sustainability's website!

    What is Sustainability?

    Sustainability entails meeting the needs of the present without compromising the ability of future generations to meet their own needs, by making social and economic challenges compatible with environmental responsibility. For more information on the office, click here.

    Plant a Tree

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    As part of the nation's oldest public tree planting program, the City of New Haven has pledged to plant 10,000 trees over the next 5 years. Each year, the City will fund 1,000 trees directly, and engage with community partners to plant another 1,000 trees. The Urban Resources Intiative (URI) works closely with the City to manage the tree planting program, and has been assisting residents and community groups with tree plantings all over New Haven. Visit URI at

    Street trees are an important part of New Haven's tree canopy, providing not only aesthetic benefits but also saving New Haven residents and businesses over $1.6 million annually in avoided energy costs and improving air quality. As a resident, you can request a street tree for in front of your home using the "Request a Tree" form below.

    Are you planting trees in your yard, at your business, or in your neighborhood? Tell us about them using the form below to have your trees count as part of our community-wide pledge to plant 10,000 trees over 5 years.

    To find out more about the program, and what species you can request, you can visit the City's Parks Department's Adopt a Tree page.

    Request or pledge to plant a tree

    Request a Tree      Pledge to Plant a Tree
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    Tree Benefit Calculator

    Calculate the Benefits of Your Trees-The Tree Benefit Calculator allows anyone to make a simple estimation of the benefits individual street-side trees provide. This tool is based on i-Tree’s street tree assessment tool called STRATUM. With inputs of location, species and tree size, users will get an understanding of the environmental and economic value trees provide on an annual basis.

    Trees planted to date


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