Today, one of Mexico City’s greatest technological challenges is .

A. arable land
B. sinking land
C. extreme drought
D. population decline

What part did glaciers play in forming the great lakes?

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

Which statements describe cultural influences? florida is bordered by water on three sides. french is spoken in parts of louisiana. forests are cleared to provide space for cattle grazing. male children are encouraged to attend the university. the longest river on the continent is located here. birthdays are celebrated on january 1st. per capita income of northern buckland is more than $100,000.