By: James Villano
“Often shalt thou confirm thine airspeed on final lest the earth rise up and smite thee.” (Commandment number 10 of the Pilot's Ten Commandments.) Airspeed is the velocity at which an aircraft is traveling relative to the air mass in which...
Overview of globigerina ooze
By: Jose Juan Gutierrez
Globigerina ooze is the most common type of calcareous sediment from planktonic origin found at the bottom of the ocean. Foraminifera are single-celled zooplankton organisms, whose tests (shells) comprise a large portion of the calcareous biogenic ooze (globigerina ooze) found in the sea bottom. Many...
By: Pat Gray
A percolation, "perc" or "perk" test is used to determine whether the soil absorption rate is sufficient for the anticipated capacity of a septic system or leach field. The perk test also indicates the best location and layout for the drain field, or whether an...
By: Julie Thomas-Zucker
Differences between mountain and forest soil include parent material, climate, animals, topography and time. If any of these factors differ, the soil composition will change. Parent material refers to where the soil originated. Climate has to with weather and erosion. Animals live and move in...
By: Jose Juan Gutierrez
Coral reefs are very large marine structures made of calcium carbonate (CaCO3) secreted by tiny animals known as stony corals and other marine animals inhabiting the reef. A coral head consists of thousands of genetically identical tiny animals known as polyps, which secrete calcium carbonate...
Adaptations of intertidal organisms
By: Jose Juan Gutierrez
The intertidal zone is the area on a beach situated between the high tide and the low tide. This zone often includes more than one habitat, including wetlands and rocky cliffs. The intertidal zone provides habitat to a variety of animal species, such as mollusks...
How climate change might end civilization as we know it
By: Christyl Rivers
It is possible that civilization as humans now know it is ending. Climate change affects people's lives in many ways. One is energy dependency; another is food production and how it will continue. Yet another is human response and attitude about sharing the world and...
By: Merryl Lentz
While most people flee in terror from tornadoes, hurricanes, gale-force winds and other ferocious forms of weather, storm chasers happily plunge themselves directly into Mother Nature's treacherous pathways. Not only do they do this for the adrenaline rush and their quest for knowledge, but for...
Understanding why water vapor is the most abundant greenhouse gas
By: D. Vogt
Although governments and scientists are currently worried about the role which carbon dioxide and methane emissions play in global warming, perhaps somewhat surprisingly, the most important greenhouse gas today is actually water vapour. Recent research has confirmed that, although the rise in carbon emissions is...
Why some people view nature as an enemy to be conquered
By: Alli Guaman
Nature can be found in the simplest of things to the most complex and in every location. Without nature, survival is impossible, and it is perhaps for that reason that some wish to tame it. Many see nature as a battle arena rather than a...

 

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