When the railroads moved west to the Great Plains, the “Cattle Boom” began. Southern Texas became a major ranching area with the raising of longhorn cattle from Mexico. Cattle were branded by the rawhides who guarded them on horseback on the ranges. Before the Civil War, small herds of Texas cattle were driven by the…
What does NAFTA mean? A Free Trade Area is, by definition, an area where all barriers to trade are lifted. This is not the case with regards to NAFTA at this point. Currently most of the trade barriers between the United States and Canada are lifted but those with Mexico have largely been kept in…
Volcanoes formed at certian locations because they were along plate boundaries, which provide the ideal circumstances for magma formation and its subsequent eruption. At subduction boundaries the lithopsheres collide and the denser plate is pulled down into the mantle. This introduces water into the asthenosphere which lowers melting temperature and allows the less dense magma…
