a hole that is dug to receive an upright timber for a building, wall, or other structure

a river, stream, brook, or even an artificial water channel such as a ditch or canal

environmental features that are physical rather than biological, and thus characterized by the absence of life; opposite of biotic

of, or pertaining to, an original or native inhabitant of a region (the word aborigine comes from the Latin phrase ab origine

the methods that determine when an event occurred in calendar years; usually noted as years before the present, with ‚“present” meaning 1950

like AD, but indicates uncorrected radiocarbon dates

from the Latin anno domini

the intensive cultivation of soil and production of crops; farming

of or relating to or as a result of human impacts on nature; originating in human activity

the study of humans and their cultural behavior from a holistic perspective, involving (in New World academics) these four sub-fields: archaeology, cultural anthropology, linguistics, and physical ant [..]