ហេដ្ឋារចនាសម្ព័ន្ធ និងបរិក្ខារទឹក និងអនាម័យ

Industrial pollution ‘hot-spots’ have been identified in waterways in Phnom Penh, Kandal and Kompong Cham provinces following a five-month period of research as part of a UN-backed effort to encourage companies to adopt cleaner practices. The hot spots – defined as a source of pollution where ...