Exponential growth has been assumed in Figure 5.9 (mistakenly ...

[jayhills49]

Exponential growth has been assumed in Figure 5.9 (mistakenly printed as 5.8 in early printings), which shows the energy use prediction utilized by the Vice President's 2001 report on future energy use.
 
  What will be an ideal response?

Question 2

How are biomass feedstocks more flexible than petroleum? Explain.
 
  What will be an ideal response?

[BUTTHOL369]

Answer to Question 1

Figure 5.9 appears to show linear growth. It is terrifying enough, but the real
situation will probably feature exponential growth and be worse than predicted.

Answer to Question 2

They are absolutely renewable; they grow every year. Also, the area dedicated to
various feedstock biologicals can be varied from year to year in response to anticipated
demand, whereas chemical feedstocks from conventional sources are generally minerals.