Science & technology

Joseph Fourier describes the greenhouse effect

1824

In 1824 the French mathematician Joseph Fourier published a paper asking why the Earth is as warm as it is. His calculations showed that a planet at the Earth's distance from the Sun should be much colder, and he suggested that the atmosphere acts like the glass of a hot box, letting in the Sun's light and retaining part of the heat radiated back. This is the first statement of the greenhouse effect. Fourier did not know which gases were responsible. John Tyndall identified water vapour and carbon dioxide in 1859, and Svante Arrhenius calculated the effect of changing CO2 in 1896.

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This moment belongs to the Industrial era (1760 CE to 1914 CE), steam, factories and revolutions. You can also browse everything in the 19th century.