Using waste sludge from water treatment plants and fly ash from thermal power plants, the group of scientists at Ho Chi Minh City Polytechnic University has researched and applied geopolymer technology to produce backfilling materials.

UDI Maps flood warning application has been put on the application store of iOS and Android operating system to help urban people avoid flooding.

Vietnam Environment Administration (VEA), Ministry of Natural Resources and Environment has successfully treated 7,000 liters of toxic oil which contained extremely toxic chemicals.

To Lich river has total length of 13, 3 km and 20 km2 of drainage flow; it located in Hoan Kiem district, Ba Dinh, Dong Da, Thanh Xuan, Thanh Tri. Water flow can reach to 150.000 m3/ day. Most of urban waste water is untreated so water of river becomes more and more polluted. In an attempt to improve water quality, Ha Noi Drainage One Member limited Company set up 38 cluster of aquatic crafts in To Lich river.

The research team of Institute for Science and Environment Technology – Polytechnic University (Hanoi) studied the impact levels of sludge on performance of household wastewater treatment by Sequencing bioreactor technology (SBR) and found the optimal concentration of sludge to treat wastewater effectively.

Previously, with the support of Hai Phong city’s science and technology budget, Thuy Nguyen district has successfully implemented two application models of biological products to treat straws into organic humus in commune of Thuy Trieu and Trung Ha.

On March 12, Cantho City officers have welcomed two delegations from Singapore - International Enterprises and Singapore Trade Promotion Agency. At the meeting, two sides discussed about mutual cooperation possibility of providing water supply in Cantho City. The Singapore delegations introduced about newest water treatment technology – the pottery membrane technology.

Institute for Water, Irrigation and Environment under the Ministry of Agriculture and Rural Development has successfully created a device, using nano materials to treat Arsenic water and water (in flooded regions)and supply domestic water for rural areas.

By the end of December 2013, Dong Nai has 7/9 waste disposal sites that came into operation with total capacity of solid waste is 786 tons/day, treatment of hazardous wastes about 113 tons/day.

The scientists from Institute of Water, Irrigation and Environment (Vietnam Irrigation Science Institute) successfully researched and produced arsenic water treatment equipment by nano technology in order to serve water supply for rural areas.