Geography of the Philippines the Philippines, the Sierra Madre, stretching from Quezon province in the south to Cagayan in the north. 80 percent of the mountain range is tropical rainforest, which is diminishing from rampant illegal logging activity. The range serves as the eastern wall of Luzon Island that protects inhabitants from tropical cyclones usually coming from the Pacific Ocean. The largest plain of the nation is situated in the Central Luzon region and produces most of the national rice supply, earning itself the nickname ""Rice Bowl of the Philippines"". The plains encompass the provinces of Bulacan, Nueva Ecija, Pampanga, Tarlac and Pangasinan. South
Acronyms in the Philippines example outside the Philippines is Benelux, which stands for the countries of Belgium, the Netherlands, and Luxembourg. A premiere example in the Philippines is "Luzviminda". This is an acronym that stands for Luzon, Visayas, and Mindanao, the three island groupings of the country. Luzviminda is actually used as a name for many Filipino women. Another example in the Philippines is the region CALABARZON. This is a region consisting of the provinces of Cavite, Laguna, Batangas, Rizal, and Quezon. CALABARZON was split off from the former Southern Tagalog region in 2002. The region containing the remaining provinces in Southern Tagalog is