Part one of term paper
The 20th century, especially in the second half, has been one of rapid change in the Earth's environment. The impact of humans on the physical form and functioning of the Earth have reached levels that are global in character, and have done so at an increasingly mounting speed. 20 years ago the environment was seen as posing a threat to the ...

Part two of term paper
... become hazards when there is intervention with humans and their lifestyle. With the discovery of the ozone hole in the 1980's attention was now more focused on the threat humans were posing to the environment. With scientific evidence to back up pessimistic predictions of our future, most people, through media coverage, political pressures and general concern now see the environment as being truly threatened by human progress and in desperate need of help. Natural hazards have been defined as â ...