As some regions move away from shifting cultivation to other forms of agriculture, which is least likely to result? A. inefficient cultivation
B. deforestation
C. increased global warming
D. unbalanced ecosystems
E. soil erosion

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

A) it is created from magma