Walthère Victor Spring

Walthère Victor Spring (6 March 1848 – 17 July 1911) was a Belgian experimental chemist and a professor at the University of Liège who conducted early experiments in mechanochemistry, sometimes relating his findings to geologic phenomena. Spring also conducted research on the effect of carbon dioxide in the atmosphere and the greenhouse effect. He also took an interest in the study of light scattering and the Tyndall effect and examined the cause of the colour of the sky and water.