Choose the correct item(s) to complete the sentence:

Geothermal power ............ at the Geysers for many years now.

Choose the correct item(s) to complete the sentence:

The company .......................... anything yet, but I know that they want .......................... a new EGS site soon.

Choose the correct item(s) to complete the sentence:

The last major earthquake ............ 15 years ago.

Choose the correct item(s) to complete the sentence:

When there is too much seismic activity, the engineers ............ the amount of water that is being pumped into the hot rock.

Choose the correct item(s) to complete the sentence:

Last year, Calpine ....................... a new EGS project in the area. This new project is the first one which ....................................... since 2003.

The man showing us the graph believes that human activity at The Geysers is responsible for the earthquakes.

Does Mike Rogers believe that the EGS will create an increase in earthquakes?

How does he qualify this risk?

What 2 main guidelines does Ernie mention?

What happened after the Basle earthquake?