He is a civil engineer who began dipping his toes into padi planting about 30 years ago. And now Tam Pak Suew, 67, has ...

If a pond is leaking, it needs to be drained ... Grow sufficient numbers of plants so that their floating leaves cover more than 50 per cent of the water surface. The addition of oxygenating ...

There are many species of water lilies, and each one thrives in different light and temperature conditions. Hardy varieties ...

Floating solar panels on wastewater ponds offer a multifaceted answer ... floating solar array at the Rosedale wastewater treatment plant in Auckland. This project demonstrates how New Zealand ...