The hyperarid core of the Atacama Desert possesses important reserves of “fossil” or ancient groundwater, yet the extent and timing of past hydrologic change during the late Quaternary …
Long sediment cores recovered from the deep portions of Lake Titicaca are used to reconstruct the precipitation history of tropical South America for the past 25,000 years. Lake …
Droughts are a major hazard to both natural and human-dominated environments and those, especially of long duration and high intensity, can be highly damaging and leave long …
Fossil rodent middens and wetland deposits from the central Atacama Desert (22° to 24° S) indicate increasing summer precipitation, grass cover, and groundwater levels from 16.2 to …
Because the 14C calibration curves IntCal and SHCal are based on data from temperate latitudes, it remains unclear which curve is more suitable for archaeological and …
Here we document at century to millennial scale the regional changes of precipitation– evaporation from the late Pleistocene to present with multiproxy methods on a north–south …
A 100m long salt core (SQM# 2005) from the Salar de Atacama, northern Chile (23° S, 68° W), a dry lake bed, contains a 106kyr paleoclimate record of hydrologic balances on the …
M Grosjean, JFN Van Leeuwen… - Global and Planetary …, 2001 - Elsevier
Lake sediments and pollen, spores and algae from the high-elevation endorheic Laguna Miscanti (22° 45′ S, 67° 45′ W, 4140 m asl, 13.5 km2 water surface, 10 m deep) in the …
The Quaternary paleoclimate of the central Andes is poorly understood due to numerous discrepancies among the diverse proxy records that span this geographically and …