Population (How many people lived here and where did they live?) Indus River Valley- Pass

It began nearly 5,000 years ago in an area of modern-day Pakistan and Northern India. There were more than 1,400 towns and cities in the Indus Valley. The biggest were Harappa and Mohenjo-Daro. Around 80,000 people lived in these cities.

Explanation:

those sounds of the natural world are bioacoustics, and they're more than a false-color spectrogram of data from the musiamunat conservation area.

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