Today’s Google doodle depicts Eunice Newton Foote, who discovered the greenhouse effect in 1856, but her work was largely overlooked until 2011.
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Eunice Newton Foote, who discovered the greenhouse effect and was a pivotal figure in women’s rights movements, is the focus of today’s Google doodle.is often attributed to physicist John Tyndall, who carried out a series of experiments in 1859 looking at how heat affected air.
The report, which is also the first record of a physics article by a female scientist, described Foote’s experiments looking at how tubes of different gases, such as oxygen, air, hydrogen and carbon dioxide, warmed when exposed to sunlight. She concluded that “The highest effect of the sun’s rays I have found to be in carbonic acid gas”, which is primarily carbon dioxide.She went on to speculate that “an atmosphere of that gas would give to our earth a high temperature”.
The importance of Foote’s findings apparently wasn’t recognised by the scientists present, perhaps because her work was actually presented by the secretary of the Smithsonian Institution, Joseph Henry, who later wrote: “Although the experiments were interesting and valuable, there were many difficulties encompassing any attempt to interpretFoote was born in 1819 to Theriza Newton and Isaac Newton Jr, the latter of whom was a distant relative of the famous scientist.
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