Research

Did NYC's trash-bin containerization reduce rats? Staggered DiD across the 2023 pilot and 2024 citywide rollout finds roughly 12 fewer 311 rat complaints per neighborhood per month, corroborated by DOHMH inspections.

Are NYC 311 noise complaints resolved equitably across demographic geography? A community-board panel finds the Bronx resolves ~65 hours faster than Manhattan, with ~91% of the gap sitting within boroughs.

Only 157 of NYC's 493 subway stations are ADA-accessible, leaving ~4.7 million New Yorkers outside walking distance of one — and elevator downtime erodes even that. A gallery + cross-walk for the subway-access study.