The upanishads teach that all people are part of a cosmic universe called:

The Upanishads teach that all people are part of a cosmic universe called Atman.

early settlements on the subcontinent. both the indus and the ganges rivers carried rich silt from the mountains to the plains. when the rivers flooded, the silt spread over the plains and made the soil in the river valleys fertile for farming.

which sentences ? that question is incomplete