Unconventional Fossil Fuels-Part 2 Flashcards
Define what an unconventional fossil fuel is
A non standard source of oil and gas which is difficult and often expensive to extract
What is Fracking?
It is the extraction of natural gas from depths of 250m or below
How many workers were killed in the deepwater horizon oil spill?
11 workers
How many gallons of oil were leaked during the deepwater horizon oil spill?
42,000 gallons of oil a day
When was the Brazilian deepwater oil discovered?
2006
How many barrels of oil were discovered in the Brazilian deepwater oil discovery?
50 to 80 billion barrels of oil
What are some of the concerns regarding the offshore digging of Brazils deepwater oil?
The rigs are out of the range of helicopters and access by ship is made hazardous by prevailing rough seas
What % of Brazils electricity is generated from fossil fuels?
Only 13%
What does hydraulic fracking mainly involve?
The injection of water, sand and chemicals at high pressure down and across horizontally drilled down to as far as 3000 metres below the surface
What does BP claim about Shale gas?
BP claims that shale gas could make the USA self sufficient in GAS production by 2030
What are some of the environmental concerns associated with Fracking?
.Possible contamination of groundwater by the chemicals in pumping fluid
.Airborne pollutants such as methane, benzene and sulphur dioxide
.Mysterious animal deaths and industrial explosions can occur
