Bruce Martin

Nov 26, 2024 | pnas.org | Andrew Myers |Bruce Martin |Jenna Yonenaga |Anurag Agrawal

POPULATION BIOLOGYA matriarch feeds with her calf in Samburu National Reserve, Kenya. African elephant population trendsAfrican elephants have experienced pressure from ivory harvest and habitat loss over the past several decades. A comprehensive assessment of African elephant population trends has been challenging due to inconsistent monitoring practices across their large range. Charles Edwards et al.

Nov 21, 2024 | pnas.org | Andrew Myers |Bruce Martin |Jenna Yonenaga |Anurag Agrawal

O. Ruhnau, C. Stiewe, J. Muessel, L. Hirth, Natural gas savings in Germany during the 2022 energy crisis. Nat. Energy 8, 1–8 (2023). J. D. Colgan, A. S. Gard-Murray, M. Hinthorn, Quantifying the value of energy security: How Russia’s invasion of Ukraine exploded Europe’s fossil fuel costs. Energy Res. Soc. Sci. 103, 103201 (2023). I. Weber, T. Beckmann, J.-E. Thie, The tale of the German gas price brake: Why we need economic disaster preparedness in times of overlapping emergencies. Intereconomics 58, 10–16 (2023).

Nov 20, 2024 | pnas.org | Andrew Myers |Bruce Martin |Jenna Yonenaga |Anurag Agrawal

Professor Patty Jo Watson died August 1, 2024, at age 92 in Arlington, Massachusetts, after some years of failing health. She was a distinguished archaeological scholar, working in both North America and the Middle East, a leader in the profession of archaeology, and a stellar mentor to many colleagues and students. Field crew, Shell Mound Archaeological Project, western Kentucky, during visit of the Braidwoods, 1978.

Nov 18, 2024 | pnas.org | Andrew Myers |Bruce Martin |Jenna Yonenaga |Anurag Agrawal

AbstractThe Civil War was the deadliest conflict in US history. However, incomplete records have made it difficult to estimate the exact death toll both nationally, and especially, at the state level.

Nov 18, 2024 | pnas.org | Marcus W. Feldman |Andrew Myers |Bruce Martin |Jenna Yonenaga

J. L. Graves Jr., A. H. Goodman, Racism Not Race, Answers to Frequently Asked Questions (Columbia University Press, 2022). National Academies of Sciences, Engineering, and Medicine, Using Population Descriptors in Genetics and Genomics Research: A New Framework for an Evolving Field (National Academies Press, Washington (DC), 2023), https://doi.org/10.17226/26902. W. G.