DIYA Farida never skips her ritual of checking the application Nafas (breathe) on her mobile phone before she goes out of her home in South Tangerang, Banten. For this Climate Impact Associate of the Indonesia Cerah Foundation (Bright Indonesia), information from Nafas on air quality is her reference for how many masks she should take along. “Air pollution in South Tangerang is not different from that of Jakarta. I change my mask every thre