sentences:  Much of the waste in Baguio City is dumped in Irisan.Approximately 150,000 kilos of waste are thrown here each day.Indeed, with the regular daytime population of nearly 400,000 of Baguio City, which triples during Holy Week and Christmas vacations, the waste that has accumulated in Irisan has formed a mountainous heap of methane-emitting, degrading waste in the
  area.