The western coastal cities of Metro Manila, including Manila, Navotas, Malabon, and Valenzuela experience flooding faster than other parts of the capital region because they sit on unconsolidated materials, loose sand, silt, and mud that water penetrates easily and moves through quickly. Mines and Geosciences Bureau (MGB) senior geologist Michelle Mendoza explained this in an interview on DZRH News program The Situation…
