The secret to humanity's extinction was nuclear war and climate change. According to the information Fan Xian had learned from Ye Qingmei's letter, the Earth's frozen period had led to a change in climate. Every time it was frozen, it would lead to the extinction of the creatures of the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. Although there was also a saying that advanced weapons and technology had led to the extinction of mankind, the specific destruction process and details were not mentioned in the search results provided.
The secret to humanity's extinction was nuclear war and climate change. According to the plot of " Celebrating Years," the Earth's frozen period caused climate changes. Every time it was frozen, it would lead to the extinction of life in the previous era. In the end, it led to nuclear war and the extinction of humans from nuclear radiation. This information came from Fan Xian's description in Ye Qingmei's letter.
The secret to humanity's extinction was nuclear war and climate change. Earth's Ice Age had caused climate changes, and every time it was frozen, it would lead to the extinction of all life in the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. However, the specific details and background information were not mentioned in the search results provided.
The secret to humanity's extinction was nuclear war and climate change. According to the information Fan Xian had learned from Ye Qingmei's letter, the Earth's frozen period had led to a change in climate. Every time it was frozen, it would lead to the extinction of the creatures of the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. Although there was also a saying that advanced weapons and technology had led to the extinction of mankind, the specific destruction process and details were not mentioned in the search results provided.
In the original novel of " Celebrating Years," the secret of human extinction was destroyed by robots in the temple. In the novel, the temple was a high-tech place controlled by artificial intelligence, which preserved the heritage and technology of human civilization. However, these robots thought that humans were a threat and decided to exterminate them. They used advanced weapons and technology to launch a global war, which eventually led to the extinction of mankind.
The secret to humanity's demise was nuclear war and climate change. According to the information Fan Xian had learned from Ye Qingmei's letter, the Earth's frozen period had led to a change in climate. Every time it was frozen, it would lead to the extinction of the creatures of the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. The temple in the Qing Dynasty was a weapon museum of the prehistoric human civilization. The central computer believed that the extinction of mankind was due to advanced weapons and technology, so it banned these advanced weapons from entering the Qing Dynasty world. However, the specific destruction process and details were not mentioned in the search results provided.
The secret to humanity's demise was nuclear war and climate change. Earth's Ice Age had caused climate changes, and every time it was frozen, it would lead to the extinction of all life in the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. The temple in the Qing Dynasty was a weapon museum of the prehistoric human civilization. The central computer believed that the extinction of mankind was due to advanced weapons and technology, so it banned these advanced weapons from entering the Qing Dynasty world. However, the specific destruction process and details were not mentioned in the search results provided.
The secret to humanity's demise was nuclear war and climate change. Earth's Ice Age had caused climate changes, and every time it was frozen, it would lead to the extinction of all life in the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. However, the specific destruction process and details were not mentioned in the search results provided. Therefore, the current search results did not provide a clear answer to the specific details of the extinction of the humans in the celebration of the new year.
The secret to humanity's demise was nuclear war and climate change. Earth's Ice Age had caused climate changes, and every time it was frozen, it would lead to the extinction of all life in the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. The temple in the Qing Dynasty was a weapon museum of the prehistoric human civilization. The central computer believed that the extinction of mankind was due to advanced weapons and technology, so it banned these advanced weapons from entering the Qing Dynasty world. However, the specific destruction process and details were not mentioned in the search results provided.
The reason for the extinction of humans in the last few years was due to nuclear war and climate change. According to the information Fan Xian had learned from Ye Qingmei's letter, the Earth's frozen period had led to a change in climate. Every time it was frozen, it would lead to the extinction of the creatures of the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, it was mentioned that artificial intelligence could prevent the emergence of such highly destructive weapons by controlling the development of human civilization to avoid the extinction of mankind.
The reason for the extinction of mankind in the last few years was that humans threw nuclear bombs at each other, causing the earth to fall into destruction. Nuclear radiation filled the atmosphere, and the remaining human civilization directly returned to the primitive era. This truth was mentioned in novels and television dramas. According to the information Fan Xian had learned from Ye Qingmei's letter, the Earth's frozen period had led to a change in climate. Every time it was frozen, it would lead to the extinction of the creatures of the previous era. This extinction eventually led to nuclear war and the extinction of mankind by nuclear radiation. In addition, there was also a saying that advanced weapons and technology had led to the extinction of mankind. However, the specific details and background information were not mentioned in the search results provided, so a more specific answer could not be given.