The Greater Bay Area, a highly urbanized and fast-growing region currently faces a rising challenge against heat due to their massive infrastructure. The creation of these urban heat islands (UHI) are due to a lack of vegetation in a region as greater numbers of people and structures accumulate in one area of land. Urban heat in cities such as Guangzhou, Hong Kong, and Shenzhen have led to the health concerns of many citizens ranging from young children to the elderly. This

Rising urban temperatures have become a pressing public health issue across the Guangdong-Hong Kong-Macao Greater Bay Area (GBA), a megacity cluster of over 86 million residents. On 10 August 2026, the Hong Kong Observatory posted 36.9 °C at its headquarters, the city's highest official reading in 142 years of record-keeping, while a weather station in Sheung Shui registered 39.8 °C (Agence France-Presse). Because urban density, industrial emissions, and an aging population c

Telemedicine, also known as telehealth or e-medicine, is the remote delivery of healthcare services via telecommunications tools, such as video calls, smartphones, or computers (Kirvan et al.). Its use vastly expanded after the outbreak of COVID-19 and has settled as an important component of primary healthcare ever since. Figure 1: Population and Dependency Ratios of the Senior Population in Greater Bay Area (GBA) Cities (Ernst & Young, China) With the population and depende