Nanobubble technology, a nonchemical disinfection method that involves injecting ultrafine bubbles of a chosen gas (each with its own disinfection properties) into water, is transforming wastewater treatment industries around the world.
Health systems in countries across Asia struggle to provide access to health services, especially to vulnerable populations. Information and communication technologies like mobile phones are being used to address health challenges. This networked approach to health, or eHealth, can increase access to services and information. But can it fill critical gaps in health service provision?