Asteroid that killed the dinosaurs also cooled Earth's climate; more proof temperatures have ebbed and flowed over eons

(Natural News) The impact of the famous Chicxulub asteroid was strong enough to wipe out the gigantic dinosaurs that once roamed the earth, so it is reasonable to believe that such an impact would also have a significant effect on the planet’s atmosphere that could have lasted for many years. Now, however, scientists have discovered...

from NaturalNews.com https://ift.tt/2NSGrva