Air and water is what separates our planet earth, from any other plant we know, without these two vitally important forms of matter no living organisms would be able to survive. ... by the CSIRO Atmospheric Research Team in June '02, showed that road traffic was responsible for just over one third of dangerous and often toxic chemicals found in the Australian air. It was also found that cars were the main producer of the harmful chemicals, carbon monoxide or CO (91%) and nitric oxide or NO (82%). By not considering the environment ... to a reduction in the amount of oxygen in the water, pr...

• Word Count: 816
• Approx Pages: 3

... the sun and moon, without success, and tried earth, but still no dry land. Suddenly a great rock uprose from the water and burst into flames. The water floated into the air in clouds. Dry land appeared and the grasses and trees grew. The spirits became flesh and blood and expressed their joy and gratitude to Wakonda, maker of all things. Their ... other. The heron would create the birds. The crocodile would create the serpents, and so on. Bumba's three sons would Finish the earth. The first son made white ants, but died, so the ants searched out black earth to bury and honor their creat...

• Word Count: 1118
• Approx Pages: 4
• Grade Level: High School

... creatures are sacred. We can recognize god in all things by spending time in nature with all the creatures that are "so full of god,"(Eckhart, 46). The parade of ants was a story to teach people that you should never let your ego get to big. It shows that no matter how great and powerful you think you are there will ... ...

• Word Count: 1076
• Approx Pages: 4
• Grade Level: High School

... the intellectual minds of human beings. Therefore, this drastic change of humans living on their land and feeding on there own kind was a big change. These animals were like helpless ants and had no way to protect themselves from human beings. Due to their unintelligence they were very easily killed, by being surrounded or by using fire to track them in ... ...

• Word Count: 1766
• Approx Pages: 7
• Grade Level: High School

... Though the major components of the atmosphere vary little today, they have changed dramatically over Earth's history, about 4.6 billion years. The early atmosphere was hardly the life-sustaining blanket of air that it is today; most geologists believe that the main constituents then were nitrogen gas and carbon dioxide, but no free oxygen. In fact, there is no evidence for free ... contains a thin layer of ozone molecules (with three oxygen atoms) which forms a protective layer shielding life on Earth from the Sun's harmful ultraviolet radiation. Ninety-nine percent of "air" is located i...

• Word Count: 3528
• Approx Pages: 14
• Grade Level: High School

... . Climate is dependant on the changes in the weather over a period in time. Weather and Climate don't differ as much as they play a part in how the other is determined. Air temperature plays a major part in how weather and climate counteract. The intensity and duration of radiation from the sun is how temperature is determined. Those factors along with the amount ... of water vapor in the air, the degree of cloud cover, nature of the earths" surface and elevation above sea level together make up the temperature at any given location. The temperature today is what the ... changes more ra...

• Word Count: 421
• Approx Pages: 2
• Grade Level: High School

... 500 tons of fuel every day. That same city produces 4.5 million tons of wastewater, 18,000 tons of solid waste and 8,550 tons of air pollutants every day. U.S. citizens also produce more garbage than anyone in the world does. Nothing consumes as much raw material as an automobile. ... no longer surrounded by forests, it is already too late. Pollution doesn't just add up to statistics either; it creates problems in the environment. Air pollution has created a problem for humans called global warming. In North America, cars release most of the gasses that are responsible for trapping heat ...

• Word Count: 1556
• Approx Pages: 6
• Grade Level: High School

... wavering." Mirages form when light rays emitted from a source or reflected off an object are bent as the path of the light ray crosses air layers of different densities. The technical term for this bending is refraction. The degree of bend defines the medium's index of refractivity and depends ... that produce mirages. Mirages are phenomena of atmospheric refraction; so to understand mirages, you first have to understand refraction in the atmosphere. The air near sea level is about a thousand times less dense than water; but that's still enough to change the direction of light rays that ...

• Word Count: 1866
• Approx Pages: 7

... has numerous symbols and images. However, the symbolism of the four natural elements is very pervasive and effective. Findley uses the symbols of Earth, Water, Air, and Fire in two ways: benevolent and harmful. Findley explicitly conveys the message that a war perverts Nature. Findley gives a good description of "the ... a nest for itself until its eyes were all that could be seen."(p.155) Thus, Earth conveys two different ideas: nurturing and hostility. Like Earth, Air undergoes several transformations resulting in a fatal effect for human beings. When leaving for war, Robert senses all...

• Word Count: 1397
• Approx Pages: 6
• Grade Level: High School

... were later to be studied for thousands of years. These three believed that the world was comprised of four different elements: earth, fire, water, and air. However, they also believed that there was a source from which these elements came from. It was the force that drove and created everything in the ... and cold was separated off at the coming-to-be of this world, and that a kind of sphere of flame from this was formed round the air surrounding the earth, like bark round a tree. When this was broken off and shut off in certain circles, the sun and the moon and ... the stars were formed...

• Word Count: 952
• Approx Pages: 4
• Grade Level: High School

... with the industrial revolution. This is because industry means burning coal and oil in great amounts. This rises the levels of Carbon Monoxide in the air which has the ability to trap heat. So, eventually as CO2 rises so does the temperature of the Earth. In fact, global warming ... increase in the amount of chlorine in the atmosphere has taken place not just in those countries producing chlorofluorocarbons, it has taken place in the common air. Such is the case with global warming. During this century there have been dramatic changed in two areas: population and technology. These change...

• Word Count: 1670
• Approx Pages: 7
• Grade Level: High School

... impacts on water distribution, temperature, and microorganism proliferation. Climate-induced changes in pollens and spores and temperature increases that enhance the formation and persistence of certain air pollutants could result in increases in respiratory illnesses. Though still uncertain, the regional effects of climate change on agricultural, animal, and fisheries productivity could increase the ... to mitigate adverse impacts. Adaptive options to minimize health impacts include improved and extended medical care services; enhanced disaster preparedness and relief, increased use of ...

• Word Count: 3240
• Approx Pages: 13
• Grade Level: Undergraduate

... are harmful for the atmosphere which then will cause damage to the environment and all living organisms on this earth. The rapid increase in air pollution can be traced directly to the increasing development in industry. Emissions of industries and manufacturing plants are highly toxic to the environment. ... counter paint products all contain these chemicals and gases. The increase in death rates from breathing problems and lung cancer can be blamed on air pollution. Air pollution has reached a critical stage and it is allowing more harmful radiation from the sun on to the earth. The at...

• Word Count: 916
• Approx Pages: 4
• Grade Level: Undergraduate

... Rising too much of CO2 in the atmosphere may cause disaster in the world, because it may contribute to acid rain formation. It's all about air, water and land pollution, because all this is essential to life and good health. The author says "The World Health Organization estimates that in ... dioxide into the atmosphere every year known as greenhouse gases. The amounts of these greenhouse gases have increased because humans let this gases into the air. We could say that changes come through natural causes like volcanic eruptions or solar variations, but history tells differently about ou...

• Word Count: 1050
• Approx Pages: 4
• Grade Level: High School

... every year. If the U.S. emissions rate doesn't decrease, global warming will only get worse. Not only will it hurt our planet, it will also hurt the humans on the planet. Air pollution, emissions, causes disintegration of the earth's atmosphere. The ozonosphere is a region in the upper atmosphere between 10 and 20 miles altitude. It contains a relatively high concentration of ozone that ... absorbs solar ultraviolet radiation (Webster's dictionary) In essence; the ozone layer is a screen, or filter, that protects the earth from this radiation. Air pollution has a negative effect on this...

• Word Count: 1450
• Approx Pages: 6
• Grade Level: High School

... causing light to come into focus at different focal lengths. The image therefore becomes distorted. Unwanted Refraction: pouring molten glass into a mold makes lenses. Air bubbles form in the lens as the liquid gas cools. The air bubbles cause, distorted images due to extra refractions. Opaque: when some wavelengths of light can't pass through the lens, visible light is dimmed when it ... difference of images on planets and stars as viewed from Earth is that stars twinkle, but planets don't. The light coming off from the stars passes through our constantly changing air. The light gives ...

• Word Count: 3183
• Approx Pages: 13
• Grade Level: High School

... has tended to mask the warming effect of rising carbon dioxide for much of the last 100 years until the mid-1970's, when clean air acts became operative. This planet is losing its forests, 34 million acres each year through burning and cutting. The destruction of tropical forests ... the spread of disease more frequent and more intensive heat waves could result in more heat-related deaths. These conditions could also aggravate local air quality problems, already afflicting more than 80 million Americans. Global warming is expected to increase the potential geographic range and virulence...

• Word Count: 1457
• Approx Pages: 6

... hour or so on the traffic-jammed highways just to get to work. The vehicles these people drive emit loads of carbon dioxide and CFCs into the air that will eventually deplete Earth's atmosphere. Many people drive large sport utility vehicles and trucks the take more gas to the mile than other, smaller vehicles ... and this emits even more exhaust into the air. Some people believe that if more people drive smaller vehicles and less of those that guzzle gas, the air would be cleaner and the warming of the earth would slow, but solving this problem isnt enough ... to work that will also giv...

• Word Count: 396
• Approx Pages: 2
• Grade Level: High School

... that are produced by the nitrogen cycle. This excess in nitrogen causes coastal waters and estuaries to grow toxic algae, killing the fish and trapping the solar heat in the air. Another example of pollution is methane. Methane is produced by gases released by cows, termite mounds or by the bottom of rice paddy. If found in the ... air methane is very poisonous. By raising more cattle, cutting more tropical forests, thus increasing the amount of termites, and by growing more rice, the methane concentration in the air is almost twice as higher as it was 160,000 years ago. Smoke is anothe...

• Word Count: 1028
• Approx Pages: 4
• Grade Level: High School

... farther from the city, suburbanites can now live at greater distances from the cities requiring a need for increased fossil fuel production. This increased consumption and burning of fossil fuels increases air and water pollution and contributes to the greenhouse effect. It is estimated that out of the millions of underground storage tanks of gasoline and diesel fuel across the U.S., over 300 ... of the fuel additive, Methyl Tertiary-Butyl Ether (MTBE), contaminated wells have to be shut down entirely. Many cities fail to meet air-quality standards even with improved pollution controls. V...

• Word Count: 3695
• Approx Pages: 15
• Grade Level: High School

... in Oxygen 18 isotope during heavy ice periods) and the icebergs became depleted in Oxygen 18. The ice core worked like a thermometer measuring how cold the air was over Greenland when the ice was laid. Air trapped in the ice was analysed and showed that the atmosphere only contained about two-thirds as much CO2 as today. CO2 levels and temperature fluctuations ... sheets the result is the same. As the temperature cools in the Northern Hemisphere the global hydrological cycle is effected. The air becomes drier and eventually less evaporation and precipitation slows the icy freshwater del...

• Word Count: 1893
• Approx Pages: 8

... significant changes aren't made in the lifestyle of most people it's hard to understand why 70 million cars continue to vomit their poison into the air everyday. All around the world environmental activists fight to preserve our patches of rain forests and wetlands, as well as protect a variety of fragile ... on a green hill in New Zealand is hard to associate with the daily commute to work. The fact that too deeply inhaling New York's air will induce coughing is significant but few think about it. The most influential factor in education is not necessarily schools but the media. If ... ...

• Word Count: 1159
• Approx Pages: 5
• Grade Level: Undergraduate

... retains the heat. When the sun shines, the heat bounces off, but can't reach the atmosphere. The heat in the air comes from the warm surface, so air closer to the ground is usually warmer. As altitude increases, air temperature decreases. This decline in air temperature is known as the lapse rate. Precipitation can also affect the economy. In a place that is humid, certain ... ...

• Word Count: 694
• Approx Pages: 3
• Grade Level: High School

... to move around since the asthenosphere is much weaker than the lithosphere. Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called spheres. They are the lithosphere, hydrosphere, biosphere, and atmosphere. Each of these four spheres can be further divided into sub-spheres. To keep things simple ... that exist within the biosphere. It is impossible to detect from space each individual organism within the biosphere. However, biomes can be seen from space. The atmosphere contains all the air in Eart...

• Word Count: 1504
• Approx Pages: 6
• Grade Level: High School

... lets in warmth, but not too much from the sun. The crew working on this hotel takes this problem serious, so there will be no problem with the temperature control. Air in Space The Asteroid Hotel has a source of oxygen for all guests and crew to breathe and removes carbon dioxide, which the crew and guests exhale. The ... air has a mixture of oxygen and nitrogen, similar to earth's atmosphere at sea level. Fans circulate air through the cabins and over containers filed with pellets of a chemical called lithium hydroxide. These pellets absorb carbon dioxide from the ... air. Carbon diox...

• Word Count: 607
• Approx Pages: 2
• Grade Level: High School