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PRESS RELEASE—Amnesia Atómica NYC Opens in Times Square this May - Bulletin of the Atomic Scientists

PRESS RELEASE—Amnesia Atómica NYC Opens in Times Square this May - Bulletin of the Atomic Scientists
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Duffy-square
New-york
United-states
United-kingdom
Tecate
Baja-california
Mexico
China
Mexico-city
Distrito-federal
Manhattan
San-diego

Transcripts for BBCNEWS BBC News 20211021 19:53:00

recently been 1,000 years. that s right. it has recently been discovered - 1,000 years. that s right. it has recently been discovered that i 1,000 years. that s right. it has . recently been discovered that there was an enormous solar storm which left an was an enormous solar storm which leftan imprint was an enormous solar storm which left an imprint and growing trees and their growth rings, and the year was 90093a.d. so, what we had to do, the imprint was in an isotope called radiocarbon. we had to measure the concentration of the wood and we found that spike associated with 993. we found the year, we knew that radiocarbon had increased in the atmosphere. 0nce radiocarbon had increased in the atmosphere. once we found that, it was a case of counting our way out to the last growth rate of the tree, three trees, and they all produced the same data, the last year of growth. the same data, the last year of urowth. , , , ., the same data, the last year of urowth. ,, ,., .,

Trees
Storm
Imprint
Growth-rings
90093ad-so
1000
90093ad-
90093
Undistinguished-wood
Concentration
Called-radiocarbon
Isotope

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