In a significant 2004 paper reviewing 69 studies on world human population and carrying capacity, the authors estimated that the sustainable carrying capacity of humans for Earth is about
A) 600 million.
B) 2.5 billion.
C) 7.7 billion.
D) 20 billion.
C
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The conflict over Transdniester is focused within which nation?
A) Moldova B) Ukraine C) Belarus D) Georgia E) Azerbai
Brittle deformation would be favored over plastic deformation in which of the following conditions?
a.) warmer temperatures b.) shallow depths c.) high confining pressures d.) cooler temperatures
It is well known by now that industrial production usually entails pollution of some sort, and often hazardous production practices. And yet this production continues. On what basis are these practices usually defended? What are some of the counter- arguments?
What will be an ideal response?
The temperature at which condensation takes place is the ____
a. saturation point b. relative humidity c. dew point d. specific humidity