Evidence for climatic change across the North American Monsoon (NAM) and adjacent
areas is reviewed, drawing on continental and marine records and the application of climate …

Abstract Lake Petén Itzá, northern Guatemala, lies within a hydrologically closed basin in the
south-central area of the Yucatán Peninsula, and was drilled under the auspices of the …

The conventional wisdom says that the devolution of Classic Maya civilization occurred
because its population grew too large and dense to be supported by primitive neotropical …

We used seismic and sediment core data to quantify soil erosion rates for the past∼ 6000 yr
in the closed catchment of Lake Salpetén, in the tropical lowlands of northern Guatemala …

There is growing interest in the ecology of the Maya Forest past, present, and future, as well
as in the role of humans in the transformation of this ecosystem. In this paper, we bring …

Palynological studies document forest disappearance during the late Holocene in the
tropical Maya lowlands of northern Guatemala. The question remains as to whether this …

Results from genetic and geologic studies can be combined to elucidate some general
patterns of the biogeographic and evolutionary history of Central America (CA) and of its …

Abstract Analysis of a sediment core from Lago Puerto Arturo, a closed basin lake in
northern Peten, Guatemala, has provided an∼ 8700 cal year record of climate change and …

Sediment cores (up to 6 m in length) from the bottom of the Blue Hole, a 125 m deep
Pleistocene sinkhole located in the lagoon of Lighthouse Reef Atoll, Belize, consist of …

This study presents limnological and morphological characteristics, physical and chemical
properties of waters, and geochemistry of surface sediments for 63 aquatic ecosystems …