Also a reminder that human record keeping is not the only way we can know what range past temperatures were. https://www.smithsonianmag.com/blogs/national-muse

Also a reminder that human record keeping is not the only way we can know what range past temperatures were. https://www.smithsonianmag.com/blogs/national-museum-of-natural-history/2018/03/23/heres-how-scientists-reconstruct-earths-past-climates/ https://www.smithsonianmag.com/blogs/national-museum-of-natu...