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The Guardian Environment

This US neighborhood is full of hazardous air pollution. Can a network of sensors make ‘the invisible visible’?

A community in Pacoima, Los Angeles, is using a network of air quality sensors placed on homes, offices, and public spaces to monitor pollution levels in real time. The initiative, led by a local environmental group, aims to provide accurate data on harmful pollutants like PM2.5 and ozone, which are particularly high due to the neighborhood's proximity to highways and industrial areas. This effort helps residents better understand and address the health impacts of air pollution in their area.

What happened

A neighborhood in Los Angeles is using a network of air sensors on homes, offices, and other locations to track pollution levels in real time.

Why it matters

This effort helps residents understand and address local air quality issues, which are especially severe in this densely populated, working-class area.

Why it belongs here

The story highlights community-driven solutions to environmental challenges, showing how local action can lead to greater awareness and change.

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