Congestion pricing is choking some of the Big Apple’s poorest neighborhoods. Air quality in the South Bronx has significantly worsened since the controversial toll went into effect — despite its backers touting lofty environmental promises — an alarming new report found. Researchers found fine particulate matter concentration increased after the $9 base tax scheme to enter Manhattan below 60th Street during peak hours was enacted in January 2025, according to an analysis by Columbia University