1 янв 6000 г. до нашей эры - The Irrigation System
Описание:
The impact of the irrigation system is the increase of agricultural production, principally for agricultural productions presented on dry lands. For the standard of living, the irrigation system actually affected positively on the economic growth, and made food chains more reliable on some parts of the world but affect negatively on the environment.Добавлено на ленту времени:
Дата:
1 янв 6000 г. до нашей эры
Сейчас
~ 8030 г назад