There are 3 types of environmental stewards: doers, donors, and practitioners. Doers go out and help the cause by taking action. For example, the doers in an oil spill would be the volunteers that go along the beach and help clean up the oil from the beaches.
The presence of communication amid scientific minds was equally important to the success of the Manhattan Project as scientific intellect was. The only cloud hanging over the impressive achievement of the atomic researchers and engineers is what their success truly meant; hundreds of thousands of innocent lives obliterated.
The Impact of Railroad Expansion. The steel highway improved the lives of millions of city dwellers. By the 1890s, the United States was becoming an urban nation, and railroads supplied cities and towns with food, fuel, building materials, and access to markets.The simple presence of railroads could bring a city economic prosperity.elegraphy and railroading had been inseparable since the beginning, and virtually everywhere there was a railroad, there was a telegraph wire. In 1893, the United States celebrated the 400th anniversary of the discovery of the New World with a spectacular fair in Chicago.