
The A to Z English Podcast
A to Z This Day in World History | December 19th
Here are some historical events that occurred on December 19th:
1732: Benjamin Franklin first published "Poor Richard's Almanack" under the pseudonym Richard Saunders.
1777: George Washington's Continental Army went into winter quarters at Valley Forge, Pennsylvania, during the American Revolutionary War.
1843: Charles Dickens' classic holiday story, "A Christmas Carol," was first published in London.
1907: The first all-steel passenger car was manufactured by the Lackawanna Railroad.
1974: Nelson Mandela was released from prison after serving 27 years as a political prisoner in South Africa.
1998: President Bill Clinton was impeached by the United States House of Representatives for perjury and obstruction of justice.
2001: The movie "The Lord of the Rings: The Fellowship of the Ring" was released in theaters.
2011: The United States formally declared an end to the Iraq War, with the last American troops leaving the country.
These are just a few examples of historical events that happened on December 19th.
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Podcast summary created with Snipd AI
Quick takeaways
- Eunice Newton Foote conducted groundbreaking experiments in 1856, demonstrating that carbon dioxide in the atmosphere leads to a warmer planet due to the greenhouse effect.
- Eunice Newton Foote's pioneering work on the heat-trapping properties of gases was overshadowed by John Tyndall, revealing the need to acknowledge and recognize the contributions of overlooked female scientists.
Deep dives
Eunice Foote: The Mother of the Greenhouse Gas Effect
Eunice Foote, a little-known female scientist from the 19th century, conducted groundbreaking experiments on the heat-trapping properties of gases. In 1856, she demonstrated that water vapor and carbon dioxide trap more heat than other gases in her home laboratory. She concluded that an atmosphere with higher concentrations of these gases would result in a warmer Earth. However, despite her pioneering work, Eunice's contribution was overshadowed by John Tindall, who conducted similar experiments a few years later. Tindall gained more recognition and is often credited as the father of the greenhouse gas effect. Eunice's work highlights the importance of acknowledging the contributions of female scientists, even when their discoveries are overlooked in history.