Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and the Yahoo Answers website is now in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Promoted
?
Lv 5
Assuming that the primary factor in the K-Pg event was an impactor, would there have been an associated impact winter?
If so, how long did it last? If not, why?
1 Answer
Relevance
- ?Lv 77 years agoFavorite Answer
Yes...it is estimated to have taken several months to be fully realized and it probably lasted 3-4 years.
Afterword, an extended warming period ensued because the impact pulverized limestone which added huge amounts of CO2 to the atmosphere. The warming event probably lasted a couple of decades.
Still have questions? Get your answers by asking now.