Questões de Concurso Para economista júnior

“What do you say to critics, such as Jim Hansen…” (line 6)

“If you project forward the predicted growth in renewable energy,” (lines 17-19)

“So we’re going to need a broad mix of conventional and alternative energy sources.” (lines 22-23)

“We need to be working very hard on those now, but we shouldn’t kid ourselves…” (lines 36-38)

“... we ... are on track to invest $8 billion by 2015, as we said we were going to.” (lines 60-62)

building a huge wind energy project in Algeria since 2004.

investing in research projects to develop alternative clean energy sources.

reducing its contributions to the 400-megawatt hydrogen energy plant in Abu Dhabi.

working on a biofuel project with researchers at the California Institute of Technology.

competing with the Imperial College in London to develop flexible plastic solar cells.

coal is not an efficient energy source to meet the world’s present needs.

it is necessary to stop consuming so much electricity in the winter periods.

the use of coal as an energy source should be condemned in the near future.

the world must continue producing coal-based energy to avoid the shortage of power.

the energy generated from dirty old coal will not be useful to prevent blackout periods.

45% (line 17) – the rise of world energy demand in 2007.

17% (line 19) – the increase of energetic demands predicted for 2030.

US$8 billion over 10 years (line 41) – the sum of investments in coal-fired power stations until 2015.

20 gigawatts (line 44) – the energy that can be generated from wind power in 24 American states.

$3 billion (line 61) – the amount of investments in conventional energies until the present time.

there are no new alternatives for energy generating plants.

all power stations using coal as fuel should be closed down.

petroleum-powered energy stations are the only substitute for dirty coal plants.

wind, nuclear and CCS are poor alternatives for immediate and large scale use.

a wide range of energy sources, conventional or not, will be necessary in the future.