•'"April 4: A bubonic plague is discovered in the melting ice caps, it infects 52,000 people before being contained.
•"May 12: A dinosaur egg is found in perfect condition after being incubated, it hatches and it turns out to be a Triceratops.
•"June 4: A large earthquake in the middle of the ocean opens a trench that is two times deeper than the Mariana Trench. When it opened it let out many creatures thought to be extinct.
•"July 18: The supervolcano in Western United States erupts, covering the skies in a thick plume of smoke and ash."Hundreds of thousands of people pass away in the eruption and the ash and smoke that plumes over the skies all over the US.
•"August 24: An ancient civilisation is found hidden in South America that has technology far more advanced than ours.
•"September 18: A magnetic field is found coming from Africa, it is so powerful that compasses are directed there instead of the north."
https://www.mirror.co.uk/news/weird-news/time-traveller-claims-clouds-smoke-29596619.amp
If I had a dollar for every time traveller...