Which of the following occurs least over North America?
A) Maritime Tropical air from the North Pacific
B) Maritime Polar air from the Gulf of Alaska
C) Maritime Tropical air from the Pacific
D) Maritime Polar air from the North Atlantic
E) Arctic air from Siberia
Question 2
According to latitude and place in the surface westerlies, which of the following is the least likely zone of formation for a large air mass?
A) Eastern Siberia
B) Northern Sahara
C) Under an oceanic subtropical high
D) Caribbean Sea
E) The U.S. Midwest
Species richness of birds in North America.
The Pyramid of the Moon, looking north up the Avenue of the Dead.
Joseph Beuys, I Like America and America Likes Me.
Tropical dry forest "غابة استوائية جافة"
Ice cores: Periods of rapid climate change especially in North Atlantic
The Russians planted a flag on the sea floor beneath the North Pole