Latitude ( or ). It is measured in degrees, minutes and seconds or decimal degrees, north or south of the equator. The precise measurement of latitude requires an understanding of the gravitational field of the Earth, either to set up theodolites or to determine GPS satellite orbits. The study of the figure of the Earth together with its gravitational field is the science of geodesy. This article relates to coordinate systems for the Earth: it may be extended to cover the Moon, planets and other celestial objects by a simple change of nomenclature. The graticule is formed by the lines of
Friends of the Earth (EWNI) a line-up of several headline acts from the main stage including Stornoway, Cloud Control, Giant Giant Sand, 1000 Mile Highway, and To Kill A King. The Busking Stage ran from 2012-2014 and was hugely successful. Friends of the Earth (EWNI) Friends of the Earth (EWNI) (England, Wales and Northern Ireland) is one of 70 national groups around the world which make up the Friends of the Earth network of environmental organisations. It is usually referred to just as Friends of the Earth within its home countries. Friends of the Earth Scotland operates separately, so there is no single Friends of