Research shows that the Indus Valley Civilization may be much older than previously thought, not just centuries but thousands of years. Experts studying pottery and animal remains from Bhirrana in northern India say the roots of this ancient society date back about 8,000 years ago. If confirmed, its earliest origins would predate the time of Egypt’s first pharaoh.For decades, school textbooks ranked the great civilizations of the ancient world in order, starting with Mesopotamia and then Egypt, with its pyramids and pharaohs. Alongside them was the Indus Valley Civilization. That timeline may now be changing, as research suggests.

The Indus Valley Civilization may be thousands of years older than thought

The Indus Valley Civilization, also known as the Harappan Civilization, flourished from approximately 2600 to 1900 BC. At its height, it covered a vast area of ​​what is now Pakistan and northwest India. It has long been considered one of the world’s earliest urban cultures.However, new carbon dating from Bhirrana pushes that timeline back. Researchers from the Archaeological Survey of India and collaborating institutions analyzed pottery fragments and animal bones from deeper settlement strata. Radiocarbon results show that human activity dates back nearly 9,000 years ago. The research results were published in scientific reportsuggesting that organized communities in the region may have formed much earlier than previously assumed.Sites such as Mohenjodaro and Harappa reveal carefully planned grid-like streets. Many homes have wells, patios and bathing areas. The covered drainage system was located beneath the streets and is often described by experts as one of the earliest known examples of urban sanitation in the world.Some houses appear to have two stories, while large granaries, markets, and shipyards hint at complex economic organization. Interestingly, archaeologists have yet to discover grand temples or obvious royal palaces on the scale of those found in Egypt. This absence may indicate a different form of governance, perhaps less centralized, although many questions remain unanswered.

How big was the Indus Valley Civilization?

At its peak, the Indus Valley Civilization may have supported more than five million people, a large portion of the world’s population at the time. Its territory stretched from the Arabian Sea to the Ganges Basin, forming one of the largest cultural areas in the ancient world.Archaeologists have discovered finely drilled gemstone beads, standardized stone hammers, metal tools made of copper and bronze, and intricately carved seals with as-yet-undeciphered script. Despite decades of study, the Indus Valley writing system continues to baffle researchers.

Why did the Indus Valley Civilization decline?

For years, scholars have pointed to climate change as a key factor in the decline of civilization. Weakening monsoon patterns and drying up of river systems may have disrupted agriculture and trade. However, Bhirrana’s recent findings suggest that this was a more gradual shift rather than a sudden collapse. There is evidence that communities adapt to changing environmental conditions by changing crops, away from water-intensive wheat and barley and towards more drought-tolerant varieties such as millet and rice. This shift may have reduced the need for large centralized storage facilities and dense urban centers.Instead of precipitously declining, civilizations may slowly disperse into smaller settlements over time. Other theories, including migration, flooding, disease or social change, remain controversial.