Opinion: The atomic bomb laid down the marker for humanity’s era of catastrophic change https://www.latimes.com/opinion/story/2023-09-03/j-robert-oppenheimer-nuclear-weapon-anthropocene-climate-change
The lake’s record shifts abruptly in 1950, when plutonium shows up, drifting across the continent from nuclear bomb tests in Nevada and the Pacific.
Opinion: The atomic bomb, and J. Robert Oppenheimer, laid down the marker for our era of catastrophic change
The Manhattan Project ushered in not only the nuclear age but the Anthropocene, the epoch in geological time that denotes humans' transformation of the Earth's chemistry, climate and biodiversity.