• pm25: Fine particulate matter less than 2.5 micrometers in diameter. It's one of the most important pollutants because of its strong influence on respiratory and cardiovascular health.
• µg/m³: Micrograms per cubic meter. This unit measures the concentration of a substance in the air. It states how many micrograms of a pollutant are present in one cubic meter of air.
• Brooklyn: One of the relevant boroughs of NYC.

BrooklynAQ provides up-to-date air quality information for Brooklyn, NY.
On this page is a summarized dataset of air quality readings from various sensors located throughout Brooklyn, along with a glossary of terms. At BrooklynAQ, we stand for health and safety, environmental justice, and the pursuit of knowledge.

From BrooklynAQ's data this month, we can conclude that (1) air quality in Brooklyn recently has been generally healthy (with some outliers once in a while) and (2) occasional spikes in pollution on a monthly basis are still consistently occuring.

Our data is useful for Brooklyn residents monitoring daily air quality for health reasons, researchers studying urban pollution patterns, and policymakers addressing environmental justice issues in these neighborhoods or others with similar environmental conditions.