Cars and Pollution report Assignment Example | Topics and Well Written Essays - 1500 words

Cars and Pollution report - Assignment Example These include during manufacturing, vehicle operation, refueling and also disposal. Not forgetting emissions related to fuel refining and distribution. These pollutions then divide into primary and secondary pollutions. Primary pollutions are those that are emitted directly into the atmosphere while secondary are those resulting from chemical reactions between pollutants and the atmosphere. The major car associated pollutants include; particulate matter, particles of metal and soot which gives smog its murky color. They can deep penetrate into the lungs hence cause a serious risk to human health (Fenger, 2009). Hydrocarbons are also secondary pollutants which in the presence of sunlight, reacts with nitrogen oxide to form ground-level ozone. This gas affects the respiratory system as it causes choking, coughing and reduced lungs capacity at ground level Ozone though useful in the upper atmosphere. (Fenger, 2009) Nitrogen oxide is also a pollutant that weakens the body immunity and cause lung irritation. Other pollutants which are very hazardous to human health include carbon monoxide, sulfur dioxide. Energy sources that have no undesired consequences are called alternative energy. Examples are the nuclear energy and fossil fuels. They are renewable sources and are said to be free from the environment. Their carbon release to the environment is low down; as compared to the usual energy sources they include solar energy, wind energy, biomass energy, geothermal energy and hydroelectric energy sources. The adoption of clean alternative sources such as solar powered cars in conjunction with recycling will guarantee mans continued existence into the 21st century and beyond. (Dresslhous & Thomas, 2001) The alternative energy forms include the below. Solar energy is one of the most use alternative sources of energy in the world. Only 30% of the sunlight meets up human demand, as 70% of it is reflected back into the space. Not

Cause and Effect of Humiliation in the Classroom Essay

Cause and Effect of Humiliation in the Classroom - Essay Example Humiliation is one of them. Humiliation is putting someone down and making him/her seem bad in front of people. The person being humiliated feels embarrassed and ashamed in front of everyone and feels uncomfortable facing people in front of whom he has been humiliated. The Psychological reason is the insecurities that one might have about oneself. Such people derive their self-esteem from crushing others’ self-esteem by humiliating them in front of everyone. It fits most of the habitual bullies, who humiliate anyone and everyone they can find anything bad about. The victims are usually the people who are weak or cannot fight back. Another distinct cause is rivalry among students. Students find revenge in humiliating their rivals in front of everyone taking advantage of practically anything that they could find against the opponent. The first and the foremost effect of humiliation is absenteeism. When the victim cannot find a way to avoid humiliation at school, he/she tends to stay at home and not go to school altogether. If this practice extends far too much, the student may drop out of school altogether. Decreased self-confidence and tarnished self-esteem is another consequence of humiliation. The target of this vicious act starts losing friends and feels alone in a cruel world where everyone seems to be against him. His self esteem goes down the drain and he finds it very difficult to believe in himself and stand up for himself in face of problems that might arise in life. He feels like a loser and his whole life gets affected as he cannot take decisions properly and thinks his life is ruined. Emotionally, the person is torn inside and out. He feels everyone is against him and everyone hates him. He stops trusting people and feels encaged in a trap. He feels frustrated annoyed and mentally disturbed all the time,