Pakistan, June 5 -- Karachi's worsening urban heat is emerging as a serious public health challenge, with experts warning that rising temperatures, pollution and unchecked urban development could have severe consequences for residents, particularly vulnerable communities.

Read More: NDMA issues heatwave alert for multiple regions in Pakistan

Speaking ahead of World Environment Day, Prof. Zafar Fatmi, Head of Environmental Occupational Health and Climate Change at the Aga Khan University's Department of Community Health Sciences, stressed that the city's urban heat effect is intensifying due to both global climate change and local urbanisation patterns.

According to Prof. Fatmi, rapid expansion of concrete infrastructure, dense construc...