Ключевые слова: action, air quality, alert, alertness, awareness, carbon dioxide, carbon emissions, caution, climate change, co2, communication, concentration, data, device, digital, ecology, emergency, engagement, environment, environmental awareness, environmental impact, health, health risk, identification, industrial, information, interface, messaging, modern, monitoring, monitoring system, monitoring tools, notification, personal device, pollution, precaution, precautionary measure, reality, response, safety, signage, smartphone, smartphone technology, technology, user, user interface, visual alert, warning,