TASKS:

 1. This graphic is a link where you can see the rise in the consumption of natural gas in Spain. Could you find out the causes of this rise? Pay attention to the utilities of natural gas considering the development of Spain during the last thirty years.

 2. This map is a link where you can see the different producer regions of oil and natural gas in United States. Work in pairs. One of you has to write the name of the natural gas producer states, and the other one the name of the oil producer states. Finally write a conclusion. Which are the most important natural gas and oil producer states?