... explosive eruptions. Once airborne, the prevailing winds may blow the eruption cloud hundreds to thousands of kilometers from a volcano. The gases spread from an erupting vent primarily as acid aerosols (tiny acid droplets), compounds attached to tephra particles, and microscopic salt particles (BBC Monitoring Latin America - Political Supplied by BBC Worldwide Monitoring). Volcanic gases undergo a tremendous increase in volume ... gases that pose the greatest potential hazard to people, animals, agriculture, and property are sulfur dioxide, carbon dioxide, and hydrogen fluoride. Locally...

• Word Count: 2820
• Approx Pages: 11
• Has Bibliography

... grow, their sewage treatment facilities are quickly outgrown. Industry grows as well, spewing a vast array of contaminants into our water supply: lead, detergents, sulfuric acid, hydrofluoric acid, phenols, benzenes, ammonia and so on(Ehrlich and Ehrlich, 1970, p.203). As population and industry grow, so does the need for increased agricultural production ... generating plants, smelters, and industrial boilers that burn coal and oil. Nitrogen oxides also come from automobile exhaust. The acids return to earth in rain, snow, and fog, and are also deposited directly from the air and trees....

• Word Count: 3065
• Approx Pages: 12
• Has Bibliography
• Grade Level: High School

... on herbivores for food, died out as well. As if this wasn't enough, Alvarez stated that huge fires, volcanic activity , tsunamis, and severe storms with high winds and highly acidic rain also joined in the mass murder of dinosaurs. Dugan O"Keefe puts the disaster somewhat in perspective when he says, "The energy associated with this impact is in the range of ... world (O" Keefe, http://www.bbc.co.uk/science/horizon/spacecratertran.shtml). It was also thought that a chemical change might have taken place in the earth's atmosphere increasing amounts of sulfuric acid, nitric acid, and fluo...

• Word Count: 2956
• Approx Pages: 12
• Has Bibliography

... its pollution to others. The radioactivity, for example, that was generated by the catastrophe at Chernobyl was carried in clouds across Europe, and some of these radioactive clouds actually produced rain which fell on parts of Europe and Wales. And we had a problem with the cattle, which are fed on the grass which had been rained on by this polluted water ... . The emissions from the exhausts of cars and other vehicles on the roads are largely responsible for the atmospheric pollution from which we are suffering these days. These emissions cause acid rain which, when it falls upon the g...

• Word Count: 3051
• Approx Pages: 12
• Grade Level: High School

... air which makes us more vulnerable to diseases like Malignant Melanoma and breaks up our Immune System. This situation is also caused by the CFC (Chloro-floro Carbon) gas.36 Acid Rain, composed of the Sulphur and Nitrogen Dioxide, is also a matter of anxiety for human being. It effect badly on health conditions and polluted the water, soil etc.37 Ahmad Von ... Ecologist, has linked this problem with the following verses of the Quran: "Have you seen the water that you drink? Is it you who bring it down from the rain-cloud, or are we like Bringer? If we willed, we could surely make it bit...

• Word Count: 6083
• Approx Pages: 24
• Has Bibliography
• Grade Level: High School

... air which makes us more vulnerable to diseases like Malignant Melanoma and breaks up our Immune System. This situation is also caused by the CFC (Chloro-floro Carbon) gas.36 Acid Rain, composed of the Sulphur and Nitrogen Dioxide, is also a matter of anxiety for human being. It effect badly on health conditions and polluted the water, soil etc.37 Ahmad Von ... Ecologist, has linked this problem with the following verses of the Quran: "Have you seen the water that you drink? Is it you who bring it down from the rain-cloud, or are we like Bringer? If we willed, we could surely make it bit...

• Word Count: 6082
• Approx Pages: 24
• Has Bibliography
• Grade Level: High School