Maria A. Diuk-Wasser
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Researchers Head to New York City Parks to Gather Data on Tick Exposure
Columbia researchers are conducting a major survey to measure the presence of urban ticks and how humans respond to them.

The first Earth Day in 1970 ignited a movement to stop polluting our planet. This Earth Month, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.