As a result of the Columbian Exchange, the landscape of the Americas was significantly changed by the introduction of - Gold mining

Irrigation

New livestock

Terrace farming

Which of the following was a goal of european conservation in the early 1800

How did justinian attempt to revive the “glory of rome”?

When did martin luther king, jr. deliver his famous "i have a dream" speech? a. during the montgomery bus boycott b. during the birmingham campaign c. during his acceptance of the nobel prize d. during the march on washington