Which of the following is NOT a variable in the IPAT equation?
a. impact
b. technology
c. natural resources
d. affluence
e. population
C
You might also like to view...
Indications of past climates in tree rings are determined by examination of the:a
thickness of growth rings b. density of growth rings c. presence of frost rings d. all of the above e. only a and b
One result of the 2009 Rome World Food Summit was
A) permanent stabilization of international grain prices at 2009 levels. B) a ban on the export of genetically modified crops. C) the postponement of any action until further quantitative studies on famine are completed. D) immediate grants to poorer nations for food and agriculture.
Traditional shifting cultivation has many advantages over commercial agriculture: no chemical fertilizers, herbicides, or pesticides are used and energy is provided by humans or draft animals rather than fossil-fuels.
Answer the following statement true (T) or false (F)
The difference between the wilting point and field capacity is approximately equal to
A) wilting point water. B) gravitational water. C) available water. D) hygroscopic water.