Category Archives: topography

Grid Systems for Maps

A grid system allows the location of a point on a map (or on the surface of the earth) to be described in a way that is meaningful and universally understood. Projecting the earth’s surface (or a portion of it) … Continue reading

Posted in map making, Remote Sensing 101, topography | Leave a comment

Folds:Types and Folding Mechanism

The term fold is used in geology when one or a stack of originally flat and planar surfaces, such as sedimentary strata, are bent or curved as a result of plastic (i.e. permanent) deformation. Synsedimentary folds are those due to … Continue reading

Posted in interior of the Earth, plate tectonics, seismic activities, topography | 4 Comments