--- title: New Wits-built app to warn South Africans of pollution... description: Scientists at the University of Witwatersrand have developed SACAQM, South Africa's first app to alert residents about air pollution spikes. Launching later... canonical: https://daily.dev/posts/new-wits-built-app-to-warn-south-africans-of-pollution-spikes-g53tl4aaw twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: New Wits-built app to warn South Africans of pollution spikes | daily.dev og:description: Scientists at the University of Witwatersrand have developed SACAQM, South Africa's first app to alert residents about air pollution spikes. Launching later... og:url: https://daily.dev/posts/new-wits-built-app-to-warn-south-africans-of-pollution-spikes-g53tl4aaw og:image: https://api.daily.dev/og/posts/g53tL4Aaw.png og:image:alt: New Wits-built app to warn South Africans of pollution spikes og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # New Wits-built app to warn South Africans of pollution spikes **[TechCentral](https://daily.dev/sources/techcentral)** · 2 min read · 0 upvotes · 0 comments ## Summary Scientists at the University of Witwatersrand have developed SACAQM, South Africa's first app to alert residents about air pollution spikes. Launching later this year, the app aggregates data from hundreds of air-monitoring systems and sends notifications with protective advice during pollution surges. The development comes amid rising coal emissions near Johannesburg, with hydrogen sulphide from mining and industrial operations causing health issues. South Africa's major polluters Sasol and Eskom were granted emissions exemptions extensions in 2025, while activists argue the economic cost of pollution-related disease is being underestimated. ## Full article daily.dev links to this article rather than hosting it. 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