CHANGES BROUGHT ABOUT BY ENCOUNTER
BETWEEN "OLD" AND 'NEW' WORLDS

INTRODUCED TO THE AMERICAS (from the Old World):

DISEASES: rapidly devastated human populations that had no resistance to Old World Diseases, killing 50-90% of native populations; 50 epidemics in Valley of Mexico 1519-1820 often carried to villages by other natives, arriving before actual contact with Spanish

ANIMALS: no large mammals in Middle America; introduced new means of transportation/labor horse became indispensable to plains Indians; new food sources

PLANTS:

INSECTS:

TECHNOLOGIES:

PEOPLE:

http://www.harpercollege.edu/mhealy/reggeog/midamer/mmh/mmhenc/encount.htm