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Archaeology

Filippo Lippi painting of St. Fridianus redirecting the course of the Serchio River
Posted inNews

Holy Water: Miracle Accounts and Proxy Data Tell a Climate Story

by Korena Di Roma Howley 10 May 20215 October 2021

In 6th century Italy, saints were said to perform an unusual number of water miracles. Paleoclimatological data from a stalagmite may reveal why.

Excavated causeway built in the Birds of Paradise wetlands
Posted inNews

Ancient Maya Made Widespread Changes to Wetland Landscape

by Joshua Learn 5 May 202120 October 2021

A system of canals 2 millennia old sustained a local population after the collapse of its neighbors, and it continues to affect local ecology today.

Ilustración describiendo la sabana de Bogotá viendo desde el Cerro Suba observando el territorio donde el río Bogotá fluye a través del paisaje.
Posted inNews

Fotografías aéreas revelan un complejo sistema hidráulico Indígena en Bogotá

by Camilo Garzón and Santiago Flórez 28 April 202111 October 2021

Los complejos sistemas hidráulicos construidos por los Muisca ayudaron a desarollar los vibrantes humedales urbanos de la capital de Colombia.

Aerial photo of Blackwood Sinkhole on Great Abaco, the Bahamas
Posted inNews

Early Inhabitants of the Bahamas Radically Altered the Environment

by L. Supriya 26 April 202111 October 2021

Clues in sediments show that once humans arrived on Great Abaco Island, they hunted large reptiles to extinction and burned the old hardwoods and palms, leading to new pine- and mangrove-dominated lands.

Max Torbenson coring a pine tree
Posted inNews

Podcast: What Tree Rings Can Tell Us About the U.S. Civil War

by S. M. Hanlon 30 March 20215 October 2021

Climate change–induced drought may have had an influence on the Civil War.

Yurok and Karuk igniters conduct traditional burning in an orchard near the Klamath River in California.
Posted inFeatures

Fire as Medicine: Learning from Native American Fire Stewardship

by Jane Palmer 29 March 202128 September 2021

For centuries, Indigenous peoples have worked to live in harmony with fire. Can integrating such cultural practices into contemporary wildfire management help prevent catastrophic wildfires?

Photograph of a plastiglomerate, a rock made from pieces of trash and other natural debris. This example includes pieces of white, green, and yellow rope intermingled with sediment.
Posted inNews

The Difficulty of Defining the Anthropocene

by Alka Tripathy-Lang 29 March 20218 October 2021

Humans may be in a new geologic epoch—the Anthropocene—but different groups define its start at varied times. When should the Anthropocene have begun?

Illustration describing the Bogotá savanna from the observation point of the Cerro de Suba (Suba’s Hill) overlooking the territory where the Bogotá River runs through the landscape
Posted inNews

Aerial Photographs Uncover Bogotá’s Indigenous Hydraulic System

by Camilo Garzón and Santiago Flórez 5 March 20215 November 2021

Complex hydraulic systems built by the Muisca people helped define the vibrant urban wetlands of Colombia’s capital city.

Stalactites and stalagmites in a cave
Posted inNews

Sooty Layers in Stalagmites Record Human Activity in Caves

by Katherine Kornei 16 February 202118 April 2022

Scientists analyzing cave formations in Turkey find layers of soot and charcoal in stalagmites, revealing that humans—and their fires—occupied caves thousands of years ago.

Researchers walk atop the banks of an ancient canal in the Kazakh desert.
Posted inNews

Drought, Not War, Felled Some Ancient Asian Civilizations

by Richard J. Sima 28 January 202129 September 2021

Radiocarbon dating, luminescent sand grains, and climate records point to drought as the reason for the civilizations’ demise.

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