Energy and Human Ambitions on a Finite Planet, 2021a

C Selected Answers 391
Chapter 17
3. Algae who?
5. Two words almost say it all
6. Fine if it is a little shy: transfer rates vary
7. Think about what a house can access, <strong>and</strong>
steam plants
10. May be up there with solar (4 to 6, likely)
Chapter 18
0. 16 equal portions
0. Predicts largest well; not too far on smallest
0. Gaping disparities on opposite poles is no
r<strong>and</strong>om fluke
0. Brilliant future if you can figure out effective
ways
0. How else will change happen? (but elaborate...)
0. Will contribute 2–3% of the annual total
0. A bit over half the global energy budget!
0. Two approaches: cynical or hopeful; make
either pitch
0. In the hundreds
0. I was hoping you had some ideas
Chapter 19
1. Still could be a parasite, even if larger than
a flea
3. Easier to break than make
4. What things are dependent on growth to
operate normally?
5. What limits?
7. Does it bear on humanity in some way?
8. Wait; who has my. . .
9. Focus on what has mattered until now
10. What’s the alternative?
13. Please figure out how it can work!
14. Is this the movie version, or the real-life
one?
Chapter 20
2. What needs to happen to avert?
3. Focus on demonstrable new conditions that
likely push limits
4. Obligations of reality?
5. Some things are out of our control
7. What type of activity tends to consume a
lot of power?
8. Duty cycle
9. Proportional to ΔT
10. Gasoline is about 4 times the other two
11. Just a bit less than average in all categories
12. Close to twice the gas is used in the form
of electricity
13. Both in the same neighborhood
14. Big disparity; which is more likely?
15. S.U.V. might not make the cut, but smaller
cars will
16. Surprisingly far: almost two-thirds of the
way
17. Is six-sevenths a coincidence?
18. As if one day a week is all dairy/eggs
19. Is it directed or emergent?
20. Think frivolous or huge resource dem<strong>and</strong>
21. Do your best: might prevent the worst
22. Can you even tell the needle isn’t at full?
© 2021 T. W. Murphy, Jr.; Creative Commons Attribution-NonCommercial 4.0 International Lic.; Freely available at:
https://escholarship.org/uc/energy_ambitions.