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…and large amounts of pulverized lava rock known as volcanic ash. A big volcanic eruption can darken the sky over a wide region and affect the earth's entire atmosphere. The 1991 eruption of Mount Pinatoubo in the Philippines, for example, dumped enough volcanic…

…and large amounts of pulverized lava rock known as volcanic ash. A big volcanic eruption can darken the sky over a wide region and affect the earth's entire atmosphere. The 1991 eruption of Mount Pinatoubo in the Philippines, for example, dumped enough volcanic…

…of pulverized lava rock known as volcanic ash. A big volcanic eruption can darken the sky over a wide region and affect the earth's entire atmosphere. The 1991 eruption of Mount Pinatoubo in the Philippines, for example, dumped enough volcanic ash into the upper…

…. More Hutus won and the Hutus took over the government. The Hutu Gregoire Kayibanda was elected president. Two years later Rwanda won independence and the Hutus started mistreating the Tutsis. After independence, violence erupted between the two tribes…

…100,000 ozone molecules. This process destroys ozone faster than it is naturally created, depleting the ozone layer. Large volcanic eruptions can increase the effectiveness of how chlorine destroys ozone as well. Once these studies began to prove that CFCs…

…that chlorine comes from natural sources like volcanic eruptions and does not cause permanent damage (Cagin 6). NASA researches claim that they have evidence that shows CFCs are to blame for ozone depletion. Natural chlorine is only about 1/5 of the chlorine…

…concomitant to volcanic eruption. “The dust scatters and partially reflects incoming solar radiation whereas the aerosols act as cloud-condensation nuclei. Both cause reduced temperatures for short-lived periods unless the volcanic eruptions are very large…

…, there are researchers who believe that the quantity and quality of solar radiation that reaches the earth is mainly affected by dust and sulphate aerosols, usually concomitant to volcanic eruption. “The dust scatters and partially reflects incoming solar radiation whereas…

…, and Western Australia. The geological activity that created the country’s mountains, plains, and rivers ceased millions of years ago. Earthquakes are very rare and the last volcanic eruption occurred more than 5,000 years ago. The highest mountain in Australia…

…Year 2000 Computer Problem (Y2K Bug) No event since the destruction of the city of Pompeii by a volcanic eruption has had this kind of potential to affect the globe. With less than 2 months until the year 2000, two small digits may turn January 1…