According to Suspicious 0bservers, there is a 12,000 year cataclysm and we are due for it right about now. There are also half-cycles where serious atmospheric events happen every 6,000 years, and mini-cycles every 3,000 and 1500 years. There is tons of detailed information on their channel: https://www.youtube.com/user/Suspicious0bservers/featured
According to Suspicious 0bservers, there is a 12,000 year cataclysm and we are due for it right about now. There are also half-cycles where serious atmospheric events happen every 6,000 years, and mini-cycles every 3,000 and 1500 years. There is tons of detailed information on their channel: https://www.youtube.com/user/Suspicious0bservers/featured