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Volcanic ash
Volcanic ash consists of very fine rock and mineral particles less than 2 mm in diameter that are ejected from a volcanic vent. Ash is created when solid rock shatters and magma separates into minute ... > more -
Timeline of Hurricane Katrina
This Wikipedia article contains a detailed historical timeline of the events of Hurricane Katrina. At approximately 8:14 AM CDT (1314 UTC) on Monday August 29, 2005, the New Orleans office of the ... > more -
Water pollution
Water pollution is a large set of adverse effects upon water bodies (lakes, rivers, oceans, groundwater) caused by human activities. Although natural phenomena such as volcanoes, storms, earthquakes ... > more -
Mid-Atlantic United States flood of 2006
The Eastern United States flooding of June 2006 is a significant flooding event in much of Mid-Atlantic region of the eastern United States. The flooding was very widespread, affecting numerous ... > more -
Tunguska event
The Tunguska event was an explosion that occurred at 60 degrees 55'N 101degrees 57'E, near the Podkamennaya (Under Rock) Tunguska River, in what is now Evenk Autonomous Okrug, at 7:17 AM on June 30, ... > more -
Effects of global warming
The predicted effects of global warming are many and various, both for the environment and for human life. There is some speculation that global warming could, via a shutdown or slowdown of the ... > more -
Inversion (meteorology)
A temperature inversion is a meteorological phenomenon in which air temperature increases with height for some distance above the ground, as opposed to the normal decrease in temperature with height. ... > more -
Hurricane Katrina
Hurricane Katrina was the costliest and one of the five deadliest hurricanes in the history of the United States. It was the sixth-strongest Atlantic hurricane ever recorded and the third-strongest ... > more
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