### Air Quality Alert Lifted in Tijuana and Mexicali
The phase alert for poor air quality has been deactivated in the cities of Tijuana and Mexicali after experiencing two days where pollution levels were above healthy standards. According to a report from the Secretariat of the Environment and Sustainable Development, significant improvements have been observed in air quality, with recent data indicating a notable decrease in particulate matter pollution.
For two days, Tijuana was under a poor air quality alert, while Mexicali experienced conditions that escalated to very poor air quality, with PM 2.5 particles exceeding 100 units. The Secretariat advises residents to stay informed about the current air quality. Real-time updates can be accessed at [Air Quality Monitoring Website](https://smads.gob.mx:9090/monitoreo-ambiental/).
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### Related News: Efforts to Improve Air Quality in Urban Areas
As urban centers like Tijuana and Mexicali face challenges with air quality, measures are being implemented to combat pollution. Strategies include increasing green spaces within cities to act as natural air filters, enforcing stricter emissions regulations on vehicles, and promoting public transportation use to reduce the number of cars on the road.
Additionally, local authorities are collaborating with international organizations to monitor air quality more effectively and employ innovative technologies in pollution control. Educating the community about sustainable practices and encouraging participation in local environmental initiatives is also a key focus to ensure long-term improvements in air quality.