Thomas Lee Elifritz

I thought I had solved this problem definitely for these people, but the battle rages on unabated.

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PNAS Rebuttals and Response Letters (Online Only)

Age models and the Younger Dryas Impact Hypothesis, Maarten Blaauw, Vance T. Holliday, Jacquelyn L. Gill and Kathleen Nicoll.

Inconsistent impact hypotheses for the Younger Dryas, Mark Boslough.

Suspect cubic diamond “impact” proxy and a suspect lonsdaleite identification, Tyrone L. Daulton.

Paleoecological changes at Lake Cuitzeo were not consistent with an extraterrestrial impact, Jacquelyn L. Gill, Jessica L. Blois, Simon Goring, Jennifer R. Marlon, Patrick J. Bartlein, Kathleen Nicoll, Andrew C. Scott and Cathy Whitlock.

Inconsistent redefining of the carbon spherule “impact” proxy, Mark Hardiman, Andrew C. Scott, Margaret E. Collinson and R. Scott Anderson.

Reply to Blaauw et al., Boslough, Daulton, Gill et al., and Hardiman et al.: Younger Dryas impact proxies in Lake Cuitzeo, Mexico, Isabel Israde-Alcántara, James L. Bischoff, Paul S. DeCarli, Gabriela Domínguez-Vázquez, Ted E. Bunch, Richard B. Firestone, James P. Kennett and Allen West.

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