As a heat wave nears Europe, the City of Paris opened canal swimming areas ahead of schedule, Huanqiu reported, letting residents cool off safely downtown.

In a Europe where record heat is more frequent, policies easing the urban heat-island effect grow important, as shade, fountains and open pools tie directly to public health.

Water-quality management and safety staffing are preconditions. Turning urban rivers and canals into waterfront spaces requires meeting quality standards alongside constant safety oversight.

This paper shares the common task of climate adaptation. As big cities in Korea and Taiwan also face fiercer summer heat, Paris's downtown waterfront policy can serve as a reference.