Image: Lamma evening4. jpg | Sunset in Hong Kong after the 1991 eruption of Mount Pinatubo

* 1991 – In the Philippines, Mount Pinatubo erupts in the second largest volcanic eruption of the 20th Century.

Of course the 1991 Mount Pinatubo eruption also damaged much of Central Luzon, the lahar burying towns and farmland, and the ashes affecting global temperatures.

Many volcanoes in the country are active, the most recent eruption being that of Mount Pinatubo on Luzon in 1991.

Volcanic ash | Ash plumes reached a height of 19 km during the climactic eruption at Mount Pinatubo, Philippines in 1991.

* 10 billion m < sup > 3 </ sup >-estimated volume of rock ejected during the 1991 eruption of Mount Pinatubo

Similar phenomena were observed after the 1883 eruption of Krakatoa and on the West Coast of the United States following the 1991 eruption of Mount Pinatubo in the Philippines.

* The eruption of Mount Pinatubo in 1991 led to odd weather patterns and temporary cooling in the United States, particularly in the Midwest and parts of the Northeast.

Its eruption on June 15, 1991 was the second most powerful volcanic eruption of the 20th century after the 1912 eruption of Novarupta in Alaska.

Pinatubo, located from Manila, had been dormant for 600 years before the 1991 eruption, which ranks as one of the largest eruptions in the 20th Century.

As per the above examples, while the Unzen eruptions have caused deaths and considerable local damage in the historic past, the impact of the June 1991 eruption of Mount Pinatubo was global.

In the 1990s a further US $ 100 million of damage was sustained by commercial aircraft ( some in the air, others on the ground ) as a consequence of the 1991 eruption of Mount Pinatubo in the Philippines.

Signal attenuation due to volcanic ash is not well documented ; however, there have been reports of disrupted communications following the 1969 Surtsey eruption and 1991 Mount Pinatubo eruption.

For example, the collapse of roofs from ash during the 15 June 1991 Mount Pinatubo eruption killed about 300 people.

Sheep that ingested ash from the 1991 Mount Hudson volcanic eruption in Chile, suffered from diarrhoea and weakness.

For example, the Cabalantian tragedy occurred four years subsequent to the 1991 eruption of Mount Pinatubo.

The eye of Typhoon Yunya passed over the volcano during its eruption on June 15, 1991.

Ruiz's earliest identified Holocene eruption was about 6660 BC, and further eruptions occurred in 1245 BC ± 150 years ( dated through radiocarbon dating ), about 850 BC, 200 BC ± 100 years, 350 AD ± 300 years, 675 AD ± 50 years, in 1350, 1541 ( perhaps ), 1570, 1595, 1623, 1805, 1826, 1828 ( perhaps ), 1829, 1831, 1833 ( perhaps ), 1845, 1916, December 1984 – March 1985, September 1985 – July 1991, and possibly in April 1994.

People saw blue moons in 1983 after the eruption of the El Chichón volcano in Mexico, and there are reports of blue moons caused by Mount St. Helens in 1980 and Mount Pinatubo in 1991

Even small caldera-forming eruptions, such as Krakatoa in 1883 or Mount Pinatubo in 1991, may result in significant local destruction and a noticeable drop in temperature around the world.

* 1991 – Mount Pinatubo explodes generating an ash column high.

* 1991 – Mount Unzen erupts in Kyūshū, Japan, killing 43 people, all of them either researchers or journalists.

On September 24, 1991, Father Pivarunas was consecrated a bishop at Mount Saint Michael by Bishop Moises Carmona.

Both Mount Pinatubo in 1991 and Krakatoa in 1883 were VEI-6 with and DRE, respectively.

* Prabhavananda, Swami Sermon on the Mount According to Vedanta 1991 ISBN 0-87481-050-7

The lido, which had three pools, a diving bay and paddling pool, was demolished in the late 1980s to make way for a supermarket, and to fund the indoor Sedgemoor Splash swimming pool in Mount Street, which opened in 1991.

He died in 1991 and was interred in Mount Pleasant Cemetery in Toronto, Ontario.

On the national level, Mount Washington is represented in the United States House of Representatives as part of Massachusetts's 1st congressional district, and has been represented by John Olver of Amherst since June 1991.

Located in Catharine Township is the Mount Etna Furnace Complex, originally listed on the National Register of Historic Places in 1973 and expanded in 1991.

The GT-R's success in motor racing was formidable, particularly in the annual 1, 000 km race at the Mount Panorama circuit in Bathurst, Australia, where the winner in 1991 and 1992 was a GT-R ( despite receiving additional in weight penalties and a turbo pressure relief valve in 1992, and crashing ), and in the Japanese GT series where it has remained dominant for many years.

The Big Five, or Five Factor Model of normal personality, has gained acceptance since the early 1990s when some influential meta-analyses ( e. g., Barrick & Mount 1991 ) found consistent relationships between the Big Five personality factors and important criterion variables.

In 1991, President George H. W. Bush officially dedicated Mount Rushmore.

A number of eruptions, including those of Mount Pinatubo in 1991 and Krakatoa in 1883, have produced sufficiently high stratospheric sulfuric acid clouds to yield remarkable sunset afterglows ( and pre-sunrise glows ) around the world.

Similar to many parts of the world, the Falkland Islands have displayed a warming trend in the climate — the mean daily January maximum for Mount Pleasant for the years 1991 – 2011 is compared to Stanley's 1961 – 90 average of.

* Ferdinand Mount 1991

* Infrasonic and Acoustic-Gravity Waves Generated by the Mount Pinatubo Eruption of 15 June 1991, Makoto Tahira, Masahiro Nomura, Yosihiro Sawada and Kosuke Kamo

Pinatubo early eruption 1991

Most recently, the 1991 explosion of Mount Pinatubo, a stratovolcano in the Philippines, cooled global temperatures for about 2 – 3 years.

Volcanoes also eject large amounts of opaque material into the higher parts of the atmosphere, with large explosions such as the 1991 explosion of Mount Pinatubo and the much larger 1783 Laki eruption, having measurable effects on the world's climate.

However, after discounting an anomaly caused by the eruption of Mount Pinatubo in 1991, a very slight reversal in the overall trend has been observed.

Since the start of the " Special Period " in 1991 ( energy shortages caused by the loss of the Soviet Union as a trading partner ), hitchhiking and carpooling have become important parts of Cuba's transportation system and society in general.

The process was caused by weakening of the Soviet government, which led to disintegration and took place from about 19 January 1990 to 31 December 1991.

The fall of the Siad Barre and Mengistu governments in Somalia and Ethiopia, respectively, in 1991, caused Djibouti to face national security threats due to the instability in the neighboring states and a massive influx of refugees estimated at 100, 000 from Somalia and Ethiopia.

The songs were released in 1991, almost simultaneously, and caused a resurgence in the style when they were embraced by Top 40 radio.

In 1991 Finland fell into a depression caused by a combination of economic overheating, fixed currency, depressed Western, Soviet, and local markets.

Cyclone Ofa left an estimated 10, 000 islanders homeless in February 1990 ; Cyclone Val caused 13 deaths and hundreds of millions of dollars in damage in December 1991.

GDP was nowhere near its 1991 level, but the NATO bombing in 1999 of the basic infrastructure of the country and many factories, as well as a renewed embargo caused a further huge drop in GDP in relation to the 1991 level.

* Gulf War oil spill – Resulting from actions taken during the Gulf War in 1991 by the Iraq military, the oil spill caused considerable damage to wildlife in the Persian Gulf especially in areas surrounding Kuwait and Iraq.

However, coalitions ruled between 1991 and 2002, mainstream parties continued to be fragmented and as a serious side effect, the 2002 elections caused 45 % of votes ( cast for below-threshold parties ) to be unrepresented in the parliament.

The limited capacity of the wharves at Durrës caused severe bottlenecks in the distribution of foreign food aid in 1991.

* In December 1991, an electrical explosion caused dioxins ( created from the oxidation of polychlorinated biphenyl ) to spread through four residence halls and two other buildings on the college campus of SUNY New Paltz.

Total sales fell to 4, 261 units in 1990 and 2, 240 through July, 1991 which caused the company to cease U. S. and Canada operations after 33 years.

The dissolution of the Soviet Union in 1991 caused great economic and social problems, including widespread unemployment and poverty.

* Escaping from the uncertain situation ( 1991 – 1995 ) caused by the dissolution of Yugoslavia, the renewal of vicious ethnic conflicts and civil war, as well as by the disastrous economic crises, which largely affected the educated or skilled labor forces ( i. e. " brain drain "), increasingly migrated to Western Europe, North America and Australia / New Zealand.

" Use of the term to refer to events in 1918-19 in Polish cities including Kielce, Pinsk and Lwów was specifically avoided in the 1919 Morgenthau Report ( preferring " excesses "), whose authors argued that the term pogrom was inapplicable to the conditions existing in a war zone and required the situation to be antisemitic in nature rather than political, and media use of the term pogrom to refer to the 1991 Crown Heights riot caused public controversy.

Fronted by singer Richard Ashcroft, the band caused a buzz in early 1991 for its ability to captivate audiences with its musical textures and avant-garde sensibilities.

Cato scholars opposed President George H. W. Bush's 1991 Gulf War operations ( a position which caused the organization to lose nearly $ 1 million in funding ), President Bill Clinton's interventions in Haiti and Kosovo, and President George W. Bush's 2003 invasion of Iraq.

On Saturday, 20 April 1991, Steve Marriott died in his sleep when a fire, caused by a cigarette, swept through his home in Essex, England.

These and other issues caused a complete disassociation between the two sides after the Priesthood excommunicated the Sōka Gakkai in 1991.

As the result of liens placed over the Compass aircraft ( due to alleged non-payment of airways expenses ), the government's Civil Aviation Authority effectively caused the shutting-down of Compass on 20 December 1991 – 5 days before what would have been the immensely profitable Christmas travel period.

In 1991, a U. S. House of Representatives committee investigated charges that a Wackenhut executive, working for a consortium of oil companies, illegally spied on a whistleblower, former independent oil executive Chuck Hamel, exposing environmental damage caused by the Exxon Valdez oil spill.

The resulting problems caused the club to close for a short period in early 1991, before reopening with improved security later the same year.

This system was to be used in the 1991 franchise round, which caused large changes to the network.