Mexico city is an example of how humans alter their environment because it was
a. one of the world’s largest cities
b. built on drained and filled lake beds
c. built after conquest by the spanish
d. once the capital of the aztec empire

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

Summary of the impact of the physical environment on settlement patterns and economic activities for ukraine

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation