Ice - core analysis on the Siple Coast of West Antarctica. (waisworkshop.org)
Ice core analysis by Dansgaard's group, confirmed by the Americans, showed rapid oscillations of temperature repeatedly at irregular intervals throughout the last glacial period. (history.aip.org)
«Although teachers were allowed to submit comments as the standards were developed, there is no indication that these comments were actually reviewed and incorporated into the final product because only a summary was released to the public,» Effrem's group stated in its Common Core analysis. (politifact.com)