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    ONE-WAY STREETS
    August 23, 1617 - London

    The first one-way streets were established in London. An Act of Common Council was passed to regulate the "disorder and rude behaviour of Carmen, Draymen and others using Cartes." Seventeen narrow and congested lanes were specified. They ran into Thames Street, including Pudding Lane (where the Great Fire of London began in 1667). "No Carter or Carman to come into Thames Street by Saint Magnus Corner Eastward with his Carr before he is hired under penalty of 2s. 6d. for the 1st offence, 5s. for the 2nd and to be disabled from using a Carr." and "For avoiding the great numbers of Carrs which come out of ...As late as 1755, the Christ's Hospital Carmen's Committee fined seven carmen 5s. each for violations. The traffic regulation continued for two centuries.

    SHIP-TO-SHORE WIRELESS
    August 23, 1899 - San Francisco USA

    The first ship-to-shore wireless message to be received in the U.S was: "Sherman is sighted." U.S. Lightship No. 70, San Francisco, announced the arrival of the U.S. Army troopship Sherman to the crowd assembled at the Cliff House. Reporters there from the San Francisco Call, who relayed this information to a city awaiting the return of its hometown regiment from the battlefields of the Spanish-American War. The lightship, miles out at sea in deep fog, relayed this message via wireless telegraphy (later known as radio) through the fog to the Cliff House. This was the first 19th-century working use of wireless telegraphy outside of England. The method was still primitive, using sparks to emit intermittent radio waves and code messages.

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An Alternative Energy Education Method :

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The best method of educating young people about alternative energy production that this writer has ever witnessed is the use of the PicoTurbine Company's kits, books, and projects.

ARTICLE CONTENT :

The best method of educating young people about alternative energy production that this writer has ever witnessed is the use of the PicoTurbine Company's kits, books, and projects. The PicoTurbine Company produces these things for the purpose of advancing the cause of renewable (alternative) energy and getting young people to look into the future and see that the environment that's being seeded now is the one they will inherit then. As the late, great Gerry Ford said, "Things are more like they are now than they have ever been before." If we are to change the future world for the better, then it starts right here and now with the advent of "green" energy systems.

One of the core concepts of PicoTurbine can be stated: Tell me, and I will forget. Show me, and I might remember some of it. Involve me, and I will master it. Based on this old tried and true adage, the kits that the company produces come with activity suggestions to get the young people into hands-on learning situations. One suggestion of the company is to demonstrate how heat can be produced by wind energy (the company's specialty) through using a "picture wire" for the heating element.

PicoTurbine has found that people typically think of wind energy as being "cold" energy, and are pleasantly surprised to see how wind can be used for generating heat in the home. Another project suggestion that the company offers is to have different groups split off in the classroom and then compare their respective wind turbines that they have built. They can see which ones produce the most or least electricity; which ones start up with need of the least amount of wind power; and for very young children, which ones have the most aesthetic appeal.

There is a core curriculum that PicoTurbine has in mind for teachers to instill in their pupils. Renewable, alternative sources of energy include solar, hydroelectric, geothermal, and biomass in addition to wind-produced energy. When we use more alternative sources of energy, we decrease our nation's dependence on foreign oil supplies, which often come from nations who cannot really be called our "allies". Alternative energy is already becoming cost effective when set against the fossil fuels that we are so reliant on currently.

PicoTurbine points out that wind farms and solar arrays are already letting their makers enjoy commercial success. In the last two decades, the cost of photovoltaic cells expressed in terms of per-watt has gone from nearly $1000 to just $4! It has been predicted by analysts that by the year 2015, the cost per watt should only be about $1 (in today's dollars). Students also need to be taught about the hidden cost of fossil fuels: pollution and environmental degradation. Air pollution from burning fossil fuels has been shown through studies to increase incidences of asthma attacks, heighten the effects of allergies, and even cause cancer. Switching over to clean, green energy found in the alternative forms would prevent air pollution and help bolster the environment.


Source : PLR

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