Category Archives: Dendroclimatology

Choctawhatchee River

Went down to Bruce, Florida with Civil Eng. colleague G. Tootle as well as a great group of Environmental Science and CE students to core bald cypress trees to support a reconstruction of Choctawhatchee River streamflow. We were updating an earlier collection by D. Stahle as well as collecting some fantastic subfossil samples some of which

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Climate and the Mfecane

The mfecane is thought to be a massive upheaval and devastation of Nguni tribal chiefdoms in the second decade of the 19th century in what is now KwaZulu-Natal and the Eastern Cape of South Africa. We show that pervasive cycles of drought and cold periods in southern Africa are significantly amplified and extended by volcanic

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