coolchicksfromhistory:Google Doodle celebrating the birthday of Japanese geochemist Katsuko Saruhash
coolchicksfromhistory:Google Doodle celebrating the birthday of Japanese geochemist Katsuko Saruhashi (1920-2007). She was the first woman awarded a PhD in Chemistry in Japan. Katsuko made some of the first measurements of carbon dioxide levels in seawater and her work showed the spread of radioactive fallout. -- source link