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Case Studies
Carbon Cycle and Energy Security
Brazilian Deepwater Oil
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Created by
Niki Patel
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Cards (9)
2006
: Discovery of huge
oil
deposits far off the Brazilian coast (One of largest oil finds ever)
Brazil
:
One of leading emerging economies
Badly needs
oil
and
gas
2020
: Petrobras (state oil company) aims to increase production to
500,000
barrels of oil a day
Since
2006, the once scenic coast between Rio and Sao Paulo = disfigured by refineries and bases serving oil and gas fields more than
200
km offshore
Potential for serious pollution of
coastal waters
and concerns about risky nature of drilling so
far offshore
Rigs
= beyond range of most helicopters and access by ship = more hazardous due to
prevailing rough seas
Rigs drill more than 2000 m below sea surface and many more 1000s of meters
below
the seabed as deposits lie below a thick layer of
salt.
Oil and
gas
reservoirs = huge amounts of
toxic
, flammable and explosive gases
Many observes wonder what will happen in the case of an accident e.g
Deepwater Horizon
rig in Gulf of
Mexico
, 2010.