41. Pinatubo plagued the country, just as if the daily brownouts were not bad enough.42. Experts say the volcanic debris being periodically washed down Pinatubo 's slopes is still hot. 43. Volcanic debris has been cascading down the slopes of Pinatubo since it erupted in June 1991. 44. Pinatubo , Tuesday, officials said.45. Pinatubo exploded in June 1991 in one of this century's most violent volcanic eruptions.46. Pinatubo 's massive eruption in 1991 left large amounts of volcanic debris on its slopes.47. The base was abandoned by the Americans at the height of the eruption of Mount Pinatubo . 48. Pinatubo nightmare aftermath ( Lahar ).49. With the 1991 eruption of Mount Pinatubo , 1992 saw a cooling in the global temperatures. 50. Natib is part of the Western Bataan Lineament volcanic belt which includes the active Mount Pinatubo .
