sewage treatment
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Building and Financing the Infrastructure of a Sustainable New York City
The city’s environmental sustainability effort spans many agencies and needs control and coordination by a senior official with experience and clout.
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An Environmental Agenda for NYC’s New Mayor
Our new mayor should let our environmental actions do the talking for the next eight years. It would be a refreshing change.
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Is the Hudson Swimmable? New Program Aims to Test the Waters
Ongoing Work By Scientists Will Supply Data to the Public

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!
