Natural methods to control water flow

In areas like Setia Alam in Shah Alam, earth swale drains create surface channels to direct and slow down the movement of water, allowing it to be absorbed by the soil.

There are a number of nature-based solutions used for retaining or diverting surface runoff, especially during a downpour.

One of them is “earth swale”, which refers to a landscaping technique used for water management and conservation, said Housing and Urban Futurist Resilient City consultant Mustapha Kamal Zulkarnain.