... was dripping off the end of the wick), then the quads were then place on top a moistened watering mat to assure the soil could get the correct amount of water. For the next few weeks the soil was placed on a growth care and provided with 24 hours of light each day ... .   Results Overall, Plants with little to no salt added to the soil experienced the most growth. Seeds that were in the ... highest salinity environment experienced no seed germination (Graph 1). Seeds with a lower concentration of salt experienced a larger stem, more leaves and more flowers. Measurements taken from the ...

• Word Count: 713
• Approx Pages: 3
• Has Bibliography
• Grade Level: High School

... some type of bowl and is warmed from a candle beneath it. This is known as a vaporizer because it fills the air with the fragrance and lasts a few hours. Another way to use essential oils is by adding them into bath water. This can be a very effective method of ... relaxation as a bath by itself is soothing. Inhalations of essential oils are also effective. This involves filling a bowl of hot water and adding a few drops of oil and holding a towel over your head and breathing in the ... how much these colors have an impact on us physically and psychologically. Colors influence our emotio...

• Word Count: 1761
• Approx Pages: 7
• Grade Level: High School

... I left Cleveland Hopkins International Airport, my destination was Western Reserve Academy, a boarding high school in Hudson. Still feeling not so comfortable and asking myself: "Why have I left the comfort of my own house and the warm temperatures of Brazil?" I was used to boiling temperatures of around 80 degrees and walking round with no top on, but now I have come to a place where ... , on that same day that I arrived at my new school, there was a hurricane alert and we all had to go to the basement and wait for about 5 hours until the alert was gone. Luckily, when I got out of the b...

• Word Count: 1022
• Approx Pages: 4
• Has Bibliography
• Grade Level: Undergraduate

... single-celled and smaller types with strong photosynthesis capacity. They essentially use sun light, water and carbon dioxide from the air to make sugar and oxygen through photosynthesis for growth (Wen 2009). They grow quickly and can double in biomass size in 3.5 hours at the peak phase. Microalgae has high oil content between 20-50 % (dry weight) that can generate biofuel. ... Other crops may take the entire season to grow and contain lower level of oil, approximately 5% dry weight of oil (Chisti 2007). More ... conversion processes will generate respective biofuels, such as fermenta...

• Word Count: 3194
• Approx Pages: 13
• Has Bibliography
• Grade Level: Graduate

... , Dimanche told the Phnom Penh Post that the plan with the cooperation with JICA considers the effectiveness to reduce the number of transportation on the road including more buses, a tramway, a subway, and even a sky train (Chan, 2014). With all the plans above, the government are trying to think of an effective way to address the traffic issues during rush hours, and they even lower the cost of travelling by the public buses ... for only 1,500 riel about 40 cents (Otis, 2014). Some oppositions might say that it is violating their individual rights to own private vehicles if the pu...

• Word Count: 1296
• Approx Pages: 5
• Grade Level: Graduate

... equals one metric ton of hazardous greenhouse gasses such as, carbon dioxide, methane, nitrous oxide, and CFC's. These carbon credits are shockingly inexpensive as told by molly peters of the ecosystem marketplace "The American Carbon Registry (ACR), a voluntary offset program using different methodologies and standards, saw huge increases in price. Last year, their average credit prices leaped to $5.7/tCO2e in ... farms. Carbon offset producing programs like tree farms are multi-beneficial to its local environment as we see in this quote "[re]forestation in developing countries is one o...

• Word Count: 2430
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

... for photosynthesis. In plants, both photosynthesis and respiration continue alternatively during day and night, but during day time, the amount of carbon dioxide consumed is more than that released during respiration. During early morning, evening hours and shade, the intensity of light is low, so the amount of carbon dioxide absorbed is nearly equal to that released. Water is an important raw material for ... photosynthesis. During drought conditions, the photosynthesis rate decreases. Also closing of stomata, owing to less water content, affects carbon dioxide ... ;C 75mm 80mm 25°C 4...

• Word Count: 1748
• Approx Pages: 7
• Grade Level: High School

... group median gestational age were 31 weeks and median weight was 1230g. During the 4 week study it was found that the infants treated with caffeine(compared to the control group)had a significant increase in oxygen consumption from 7.0 +/- (plus or minus) 0.9 before caffeine to 8.8 +/- 0.7ml/kg/min after 48 hours of caffeine therapy and energy expenditure increased from 2.1 +/- 0.3 to 3.0 +/- 0.2 kcal/kg/hour. Caffeine use also ... decreased the episodes of apnea (a breath pause longer than 20 seconds or a pause ...

• Word Count: 1220
• Approx Pages: 5
• Grade Level: High School

... solar system together with the stars is called the Milky Way. Planets of the Solar System: Earth: Earth is the fifth largest planet in the solar system. It is the third planet from the sun at a distance of about 150 million kilometres. Its name is derived from the ancient English language. It takes the Earth 365.25 days to travel around the sun and 23.9345 hours to rotate around itself ... . It is the only planet known ... to harbour life with an average surface temperature of 20°C. The Earths atmosphere consists of 78% of Nitrogen, 21% of Oxygen and 0.03 ... ...

• Word Count: 677
• Approx Pages: 3
• Grade Level: High School

... - increase. predicted to be 450 PPM by year 2050. Human contribution to CO2 production is due to burning of fossil fuels. part of the carbon cycle occurs naturally and is naturally variable. however it is not the only or the most powerful greenhouse gas. Methane (CH4) levels are low compared to CO2 but 3X more effective. pre-industrial levels of methane: 650 PPB ... 1990: 1650 PPB increasing by 1% per year. Sources of Methane: natural wetlands, rice paddies. termites - through the digestion of cellulose - bacteria in gut uses methane. animals such as cattle (ruminants) and sheep and goa...

• Word Count: 517
• Approx Pages: 2
• Grade Level: High School

... gasoline have very low sulfur levels. These low sulfur gases are mainly concentrated in Europe (Rob) but levels of this gas are being reduced in the U.S. by the EPA's recently establish regulations. Hydrocarbon is a collective term for the several combinations of hydrogen and carbon that cause environmental problems. Also known as "air toxins" these compounds cause lung irritation, cancer, birth defects, and a unique ... gas powered car. Even though this car is 95% more efficient there are a few problems to consider. First problems is that the car can only go so far before they need to ...

• Word Count: 2418
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

... satellites and space station repairs it would be easy to commute. Could it be possible to reduce dramatic unemployment rates by shooting all poor people to the moon in a very large rocket? Many people argue that you cannot constitute a term like poor people when there is so much variation. Yet ... all that is proposed is to take the population and the lowest 25% of the economical scale are packed up and sent to their new lunar homes. Also people say that a rocket of that proportion is impossible, ... everyone will feed of off each other's accomplishments. Taking these people to the moon ...

• Word Count: 602
• Approx Pages: 2
• Has Bibliography
• Grade Level: High School

... of chemical changes are combinations with acids and bases, reactions with oxygen and other active gases, and the reactions of the substance with other compounds. The chemical change of acids and bases are used when you are trying to remove warts. When your ... factories release there smoke into the atmosphere it mixes with the oxygen and produces smog. Smog is not good for all of us to breath and makes it hard for us to see in the early hours of the morning. So for all the people who live in tight ... little compacted cities, they produce a lot of smog and they produce so much smog it c...

• Word Count: 720
• Approx Pages: 3
• Grade Level: High School

... because it can be extracted without burning a fossil fuel such as coal, gas, or oil. This makes geothermal energy economical and eliminates the chance of damaging the environment during transportation, storage and usage. Also, the supply of geothermal energy is continuous and will not be fluctuated by any political or economical factors. Geothermal fields produce only about one-sixth ... of the carbon dioxide that a natural gas fueled power plant produces and extremely small amount of sulfur bearing gases. Geothermal power plants are highly reliably and can operate 24 hours a day. Most ...

• Word Count: 751
• Approx Pages: 3
• Grade Level: Undergraduate

... crew to prevent any more CO2 from getting into the lem module, they need to build a complicated filter to filter out the bad air. Therefore the astronauts had to build the same type of procedure and luckily it worked out great for them. Since they had the main command module shut down for many hours, they needed a re-entry plan so they could come home. Ken ... was down in Houston, in the practice lem module trying to hammer out ... the flight plan. He had to be careful not to go over the allowed ampere level, because if they went over ... ...

• Word Count: 861
• Approx Pages: 3
• Grade Level: High School

... "injure" air. He then showed that the air that had been "injured" by the candle and the mouse could be restored by a plant. In 1778, Jan Ingenhousz, court physician to the Austrian Empress, repeated Priestly's experiments. He discovered that it was the influence of sun and light on the plant that could cause it to rescue a mouse in a matter of hours. In 1796, Jean Senebier, a French pastor ... , showed that Carbon Dioxide was the "fixed" or "injured" air and that plants in photosynthesis took it ... up. Soon afterwards, Theodore de Saussure showed that the increase in mass of the plant ...

• Word Count: 1268
• Approx Pages: 5
• Grade Level: Undergraduate

... take a run which will cut back on gas fumes given off by my car because this gives off nitrous oxide which is toxic to the lungs and contributes to the increase in ozone, carbon monoxide, and carbon dioxide. I tend to car pool but not quite enough, in Maryland there are designated lanes called ... would be to shop or bank on the internet because this would eliminate the use of a car but the computer would still produce small quantities of pollution into the air. The pollution produced by the computer is on a much smaller scale than the pollution caused by the fumes of a car. On the other...

• Word Count: 1369
• Approx Pages: 5
• Grade Level: Undergraduate

... . Another common and mistaken belief is that the sky is limitless. We tend to think that it goes on forever and cannot be filled. The truth is completely opposite. The pictures brought back by astronauts show the atmosphere as a very thin translucent blanket covering the planet. "The distance from the ground to the top of the sky is no farther than an hours cross-country run"(page 83). This sounds ... incredibly small when we consider the amount of material that is pumped into the air daily. In every breath ... we take, we fill our lungs with trillions of molecules of air. We are breath...

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

... 2000. 4. Adequacy of Commitments; The mechanism for reviewing the adequacy of the commitments made in the Kyoto protocol is very weak and may make it very difficult for the protocol to be strengthened as the scientific understanding evolves. 5. Developing Countries; Voluntary commitments from developing countries to reduce greenhouse gases were demanded by the United States. But, that proposal was rejected in the final hours of negotiations in Kyoto. Without ... "meaningful participation" from key developing countries, it will be difficult to get the Kyoto protocol ratified by the U.S. ...

• Word Count: 3060
• Approx Pages: 12
• Has Bibliography

... protein).(Gray,1980). If evolution had occurred, that contradiction, and hundreds of similar ones, could not have been found. Dr. Colin Patterson (1981) was the Senior Principal Scientific Office0r in the Paleontology Department at the British Museum of Natural History, and he said that "evolution was a faith," and that he had" been duped into taking evolutionism as revealed truth in ... 1977) of Scotland (from whence came the now-famous sheep- cloning) said "the origin of the genetic code presents formidable unsolved problems. The coded information in the nucleotide sequence is meaningle...

• Word Count: 2793
• Approx Pages: 11
• Has Bibliography
• Grade Level: High School

... by the rotor blades, which will interfere with TV signals, and there are birds flying into the rotors. Turbines in big fields or coastline can damage the view. The most important problem is that wind does not blow consistently 24 hours a day and that could be a major problem in the long ... run. Another power source that people can use is the solar power from the sun, the most abundant source in the ... world" ("Wind, Water, Sun, or Coal"). Other than water and wind power, the most useful energy ... such as crystalline silicon and gallium arsenide. These semiconductors convert solar r...

• Word Count: 3357
• Approx Pages: 13
• Grade Level: High School

... move around dust and sand, which leads to the seasonal changes in surface appearance. Images from The Pathfinder spacecraft observer showed that wind direction is the driving force behind surface feature roughness (Tillman). Martian winds are strongest during the early morning hours and become relatively weaker as they day progresses. Thus the weakest winds occur in the early evening. The equator rotation is faster than at other locations ... on the planet, leading to a tradewind-like pattern of easterlies in the winter hemisphere and a tradewind-like pattern of easterlies in the summer...

• Word Count: 4020
• Approx Pages: 16
• Has Bibliography
• Grade Level: High School