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Author Question: There is some possibility that humanity could ruin large parts of the environment through ... (Read 39 times)

big1devin

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on: Jul 28, 2018
There is some possibility that humanity could ruin large parts of the environment through concentration on individual gain at societal cost. This is known as
 
  a. the tragedy of the commons.
  b. freedom.
  c. the free lunch.
  d. the outcome of economic progress.
  e. sustainable development.

Question 2

What is so difficult about making a working fusion reactor? Explain.
 
  What will be an ideal response?


cadimas

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

There are quite a few: the electric repulsion of nuclei must be overcome; plasmas
exhibit instabilities that are tough to overcome; heat exchange is not trivial (liquid lithium is
not something to be toyed with); tritium production from lithium is a problem because
tritium is radioactive; inertial schemes require precise aiming; etc.


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