We propose that As anomalism in groundwater possibly resulted from the combined effects of organic matter-enriched lacustrine sediments, geological setting and topographical characteristics.
Native American place names may describe not only local topographical knowledge, but also information about resources available at certain times of the year.
Information on how much charge there is between each pair of electrodes is fed to a program that creates a topographical map of where and how the skin’s being touched.
The first is they're topographical and what this means is that if two parts of the--two parts are close together on the body, they'll be close together on the brain.
Instead, they use a tiny needle, called a probe, that skims across the surface of whatever you want to look at, and then creates a picture, kind of like a topographical map.