What happens to the land in the rainforest when it is cleared for farming ? A. it remains fertile for decades and will yield large crops
B. It is productive for a year before turning back into rain forest
C. it is washed away by rain and exhausted by planting

Answer erosion,oil spills,pollution,tourism,urban development;

Ithink is a i believe

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. 

It’s centred over the equator so 0