Terracing worked best in areas with large plains.
Terracing was so effective in ancient Athens that it produced enough food that it could be traded to other places.
The ancient Athenians used terracing to grow potatoes, corn, and squash.
Ancient Athens invented the practice of terracing.
Answer:
History books portray him as a brutal emperor who massacred millions of Asian and Eastern European people. However, he also practiced religious and racial tolerance, and his Mongolian Empire valued the leadership of women. Khan also brought law and civilization to Mongolia and is regarded as a hero in his native land. So technically he is neither a villain or a hero.