Lifting the ‘constant black cloud’: how a smog-bound city cut dangerous levels of air pollution

The GuardianThursday, October 2, 2025 at 3:00:53 PM
Lifting the ‘constant black cloud’: how a smog-bound city cut dangerous levels of air pollution
Santiago, Chile, has made significant strides in reducing air pollution after a 30-year effort driven by long-term policies. This winter, residents noticed clearer skies and visible mountains, a stark contrast to the usual smog that envelops the city. While the improvements are encouraging, officials acknowledge that the battle against air pollution is ongoing. This progress not only enhances the quality of life for Santiago's residents but also sets a precedent for other cities facing similar environmental challenges.
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