Air pollution in South Africa: affordable new devices use AI to monitor hotspots in real time

Air quality has become one of the most important public health issues in Africa. Poor air quality kills more people globally every year than HIV, TB and malaria combined. Air pollution makes people less productive because they get headaches and feel tired. India, for example, has poor air quality. The impact of India's poor air quality on its gross domestic product is about US 100 billion every year.