Using Unmanned Aerial Vehicles (UAVs) for 1) 3D mapping of caves and their landscapes, and 2) the analysis of human-nature relationships with Infrared False Color (IRFC), Normalized Difference Vegetation Index (NDVI), and other multispectral imagery.
Collection of medicinal and edible plants to compare with paleobotanical remains
During our cave reconnaissance in 2016, two rockshelters were located outside of the town of Chiepetlan, in the municipality of Tlapa, in a narrow and deep barranca of the headwaters of the Zizitla River called Barranca Cacalotepexi.
X-ray fluorescence (XRF) is the emission of characteristic “secondary” (or fluorescent) X-rays from a material that has been bombarded by high-energy X-rays or gamma rays. The phenomenon is widely used for elemental and chemical analysis, Read more…
