Current research

Landscape evolution and climate change, northern Arizona 

Holocene climatic variation in southern Alaska 

Fire history of coastal California 

Paleoecology of the Sierra Nevada 

Pleistocene pluvial lakes of the Great Basin 

Fire history of the southern Rocky Mountains 

Fire and Vegetation History of the Spanish Sierra Nevada 

Climate and fire history of the Southern Andes of Argentina 

Will Downs’ translations of Chinese paleontology