European CBDs are similar to those in North America because they both contain
A) retail and office activities.
B) extensive residential areas.
C) large numbers of skyscrapers.
D) structures inherited from medieval times.
E) ancient Roman structures.
Question 2
According to the sector model, if family X has an income of 100,000 and family Y has an income of 40,000 but family Z has an income of 115,000
A) families Y and Z are likely to live in the same sector of the city.
B) families X and Z are likely to live in the same sector of the city.
C) families X and Y are likely to live in the same sector of the city.
D) families X, Y, and Z are likely to live in the same sector of the city.
E) none of these families are likely to live in the same sector of the city.
Photoidentification and the North Atlantic humpback whale population.
Sources and Amounts of Oil Released into North American Marine Waters
European Voyages of Discovery
European Cuckoo
The European Alps have lost ~30% to 40% of surface area and ~50% of volume since the 1850s.