Although the country treats 67 per cent of its wastewater, it needs to invest in infrastructure maintenance to reduce costs in the long-term, finds a joint report by Economist Impact and Nippon Foundation.
Tourism has caused severe coastal contamination, with consistently high faecal coliform levels in the sea off El Nido, despite efforts like a new sewage treatment plant.
The Central Ground Water Board’s latest report on groundwater quality in the country reveals widespread contamination, with nearly 20 per cent of samples exceeding permissible pollutant limits.