Only three Caribbean countries have oil and natural gas reserves: Barbados, Cuba, and Trinidad and Tobago. Of these, Trinidad and Tobago is the only significant exporter. *Source: Oil and Gas Journal, December 23, 2002. Trinidad and Tobago is the Caribbean's largest producer of oil and gas.
The Andes have formed as a result of a subduction zone while the Himalayas have formed as a result of a convergent plate boundary.
GIS is basically used to study geologic features and etc, it creates 3D displays of geographic features