Which of these karst features is indicative of the most advanced and intense solution of the landscape?
a. sinkholes
b. disappearing streams
c. swallow holes
d. conical hills (haystack hills)
e. speleothems
d
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Which of these ideas is an important component of environmental literacy?
a. Natural capital is expendable b. Ecological footprints of the more- developed world are balanced by those of the less-developed world. c. Ecological tipping points are irreversible and should not be crossed d. Ecological tipping points can be balanced by reforestation and restoration efforts e. gloom-and-doom pessimism in the critical evaluation of experts and leaders
Since the breakdown of the Soviet Union, how has the process of Russification been reversed in many of the countries that were once part of the Soviet Union?
What will be an ideal response?
What type of slope failure is shown in this figure?
A) Rotational slide
B) Creep
C) Earth flow
D) Debris flow
E) Rock avalanche
Why is the island of Socotra, off the southeast coast of Yemen, considered unique?
A) It is one of the largest islands in the world. B) It is one of the smallest islands containing permanent habitation. C) It contains one of the largest untouched tropical forest preserves in the world. D) It possesses a unique biological habitat, containing hundreds of plant species found nowhere else on Earth. E) It has the lowest elevation of any place on the Earth.