Citizen Science

Citizen science is the collection and analysis of data relating to the natural world. At our park inventories, citizen science volunteers traverse the city collecting and documenting tree data that will be used to advance the field of urban forestry.

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Marking Howard University’s Sesquicentennial

In 1867, nine historically black colleges and universities (HBCU) were founded. One of those is the District’s very own Howard University. In celebration of its sesquicentennial and the legacy of …

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Colorful Leaves = Identifiable Trees

With no humidity in sight and temperatures dropping that means one thing: Fall has finally come to the District! Lucky for us fall brings something other than pumpkin flavored everything …

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Enjoy Fall Without Any Pumpkin Spice: Just Follow Our Foliage Map

Our Technical Services and Research team does some pretty cool stuff throughout the city. One of which is mapping most of the trees! With the data you can do a …

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We’re Partnering with the Anacostia Watershed Society for a Backyard BioBlitz

Help Casey Trees and the Anacostia Watershed Society document our local tree species at this year’s Bioblitz on September 24! How many different tree species inhabit the Anacostia Watershed? We’re …

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There’s an App for That – Best Apps for Tree Care

Between ordering groceries, tracking your steps, or staving off boredom, there is a phone app for practically everything these days. Here are 5 apps to help you tree D.C. DC311  …