Question

Which of the following statements best describes environmental changes caused by westward railroad expansion?
A.Western forests were cut down for lumber for railroad and bridge construction.
B.Western factories were built in what had been wooded rural areas.
C. Changes occurred only in the Western plains, where animal populations decreased.
D. The railroad expansion caused no environmental changes in the West.

Answer 1

Westward expansion had many effects on America. Many things developed such as the Pony Express, and other new forms of transportation such as the Continental Railroad. Although those were positive, some negative effects were how the Americans moving west drived native Americans out of their tribal lands and onto reservations. the wars with native Americans killed many of them.