Svante Arrhenius was born on this day (19 February) in 1859. He’s famous for his eponymous equation and for suggesting in 1896 that carbon dioxide levels in the atmosphere might affect the Earth’s climate. He also clarified our understanding of solution chemistry and acids and bases.
![Today in Chemistry History infographic on Svante Arrhenius, highlighting his work on the Arrhenius equation which shows the relationship between the temperature of a chemical reaction and its rate. The equation is shown and its various elements defined.](https://i0.wp.com/www.compoundchem.com/wp-content/uploads/2023/02/02-19-Svante-Arrhenius-birthday.png?resize=370%2C208&ssl=1)