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Flashcards in Purpose of the course Deck (16)
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1
Q

How much will the world energy consumption increase by between 2012 and 2040?

A

48%

2
Q

Which countries does most of the energy consumption growth come from?

A

Non-OECD countries such as China and India

3
Q

What is energy consumption growth driven by?

A

Strong economic growth

4
Q

What is the current largest global energy source?

A

Liquid fuels - mostly petroleum

5
Q

How much is natural gas consumption increasing each year?

A

1.9%

6
Q

Rising supplies of what are contributing to the increasing consumption of natural gas?

A

Coalbed methane and shale gas

7
Q

What is the world’s slowest growing energy source and by what percentage is it rising each year?

A

Coal, 0.6%/year

8
Q

Who are the three top coal-consuming countries, and what share of the global coal consumption do they take?

A

China, USA and India, 70%

9
Q

What are the world’s fastest growing energy sources, and by what percentages are they growing?

A

Renewables (2.6%) and nuclear power (2.3%)

10
Q

What is the main greenhouse gas?

A

CO2

11
Q

What was the global concentration of CO2 in the atmosphere in 1860?

A

Approx. 280 ppmv

12
Q

What was the global concentration of CO2 in the atmosphere in 1958 and what was it increasing by?

A

316 ppmv, increasing by 2 or 3 ppmv/year

13
Q

What was the global concentration of CO2 in the atmosphere in June 2018?

A

410.79 ppmv

14
Q

Where are global CO2 concentrations measured?

A

Mauna Loa Observatory in Hawaii

15
Q

What level must global CO2 concentrations stay below to maintain a global energy warming of under 2 degrees/year?

A

450 ppm

16
Q

Why do we need to develop alternative energy technologies or use alternative resources?

A

To address our increasing energy needs and climate change