People have been on the planet for millions of years, and things haven’t always been the same as they are presently. The planet and its environment and inhabitants along with everything else inside the atmosphere, have been altered, changed, and reshaped an infinite number of time since we are unable to say when exactly the planet was born. Some changes are natural, such as, natural disasters: earthquakes, tornadoes, hurricanes, fires etc. Human actions also cause a great deal of changes to the planet and its surrounding environment, as w ....