Philip Reidy, a registered professional engineer in the United States specializing in rainwater harvesting, discussed the cost metrics associated with fully functional rainwater harvesting systems. He also presented cost comparisons with other water supplies and efficacy analyses to demonstrate climate conditions that make these rainwater harvesting systems viable as stand-alone systems.

This presentation shares a business case of sponge cities featuring rainwater harvesting and integrated and smart management of rainwater sources.

Aquifers are underground layers of rocks that store, treat and transfer water. Managing them may be difficult because groundwater level fluctuates. This presentation provides information on groundwater innovations that can make aquifers resilient and in optimum condition.

The steady rise of population growth in Asia’s megacities including the Philippines' capital city of Manila requires a holistic and integrated approach in sustainable water management. The experience of Metropolitan Waterworks and Sewerage System in the Philippines has shown that improved water governance is the future of urban water management.