Chapter 297 A New Glacier Period

After saying the first reason, the old professor continued to analyze.

"The second reason is probably because of the arrival of a new glacier period. According to some data we have measured before, many top scientific researchers think that the new glacier period has actually begun long ago. It is just because it has been affected by global warming, so they are not affected obviously."

In the end, the old professor's tone became very low, as if he was telling people through this voice how terrifying the great glacier period was.

In fact, the change of some dynasties in the history of Central Country had a lot to do with the arrival of the glacier period.

Once the weather suddenly became cold, in ancient times, under the condition of less developed technology, grain production would be reduced on a large scale. The reduced grain production would cause a riot and rebellion of the farmer, and eventually, weaken the ruling strength of the Empire.