Global warming affects midlatitude cyclones because
A) changing temperatures affect the ability of greenhouse gases to absorb longwave radiation.
B) changing temperatures affect the dry adiabatic lapse rate.
C) changing temperatures affect the saturated adiabatic lapse rate.
D) changing temperatures affect the location of the polar front.
Question 2
Recent studies have shown that the average track of wintertime mid-latitude cyclones in the Northern Hemisphere
A) has shifted northward.
B) has shifted southward.
C) is extremely erratic.
D) has not changed.