WebCO2 Graph Sources: Temperature Graph Sources: 2001-1958: South Pole Air Flask Data 1958-1220 B.P.: Law Dome, Antarctica ... Historical Isotopic Temperature Record from the Vostok Ice Core. The data available from CDIAC represent a major effort by researchers from France, Russia, and the U.S.A. ... WebThe following graph shows atmospheric CO2 levels over the last 10,000 years. It includes ice core data for CO2 levels before 1950. For values after 1950, direct measurements from Mauna Loa, Hawaii were used. Figure 1: CO2 levels (parts per million) over the past 10,000 years. Blue line from Taylor Dome ice cores .
Analysis: How well have climate models projected …
WebJul 2, 2024 · These ice ages are associated with a large drop in global temperatures – 4C or more below today’s levels – with much larger changes over land and in the high latitudes. These ice ages are punctuated by “interglacial” periods where temperatures rise to around current levels. The most recent ice age occurred between 120,000 and 11,500 ... WebSep 8, 2024 · This animated visualization represents a time history of atmospheric carbon dioxide in parts per million (ppm) from 1979 to 2016, and then back in time to 800,000 … sigh tone
Explainer: How the rise and fall of CO2 levels influenced the ice …
WebApr 5, 2024 · The first graph shows atmospheric CO 2 levels measured at Mauna Loa Observatory, Hawaii, in recent years, with natural, seasonal changes removed. The … WebKeeling's measurements showed the first significant evidence of rapidly increasing carbon dioxide (CO 2) levels in the atmosphere. According to Naomi Oreskes, Professor of History of Science at Harvard University, … WebSep 1, 2024 · Widespread indeed is the notion that very high CO2 in geologic past coincided with glaciation and that somehow negates today's relatively paltry 370 ppm CO2. Graphs like this abound: — from the … the price is right temptation gallery wiki