USA HISTORY

Detailed explanation-1: -At the Incan civilization’s height in the 1400s, the system of terraces covered about a million hectares throughout Peru and fed the vast empire. Over the centuries, cisterns fell into disrepair, canal beds dried up and terraces were abandoned.

Detailed explanation-2: -The Incas carved out these bench terraces, or andenes, to create level platforms for growing crops on the steep slopes of the Andes.

Detailed explanation-3: -In many areas of the Andes, farmers, communities, and the Inca state constructed agricultural terraces (andenes) to increase the amount of arable land.

Detailed explanation-4: -The Incas had to create flat land to farm, since they lived in the mountains. They did this by creating terraces. Terraces were carved steps of land in the mountainside. Not only did this genius way of farming help them grow crops, it was also great for irrigation and preventing drought.

Detailed explanation-5: -The Incas invented terrace gardening. They carved steps of flat land up the side of the mountain to create flat land for farming. The terraces also helped to keep rainwater from running off. They reduced erosion. The government built raised aqueducts to carry water to farmlands for irrigation.