mainly in temperate regions. It is also used as synonym for temperate cyclones. Estuary : The tidal mouth of a river where fresh and saline water get mixed. Fauna : The animal life of a given area or time.
Fold : A bend in rock strata resulting from compression of an area of the earth’s crust. Glacier : A mass of snow and ice that moves slowly away from its place of accumulation carving gradually a broad and steepsided valley on its way. Gneiss : A coarse grained metamorphic rock with a banded structure. It is formed by the large scale application of heat and pressure associated with mountain building and volcanic activity.
Gorge : A deep valley with steep and rocky side walls. GLOSSARY Gully Erosion : It is the erosion of the soil and rock by the concentration of runoff into gullies. Humus : The dead organic content of the soil. Island : A mass of land that is surrounded by water and is smaller than a continent.
Jet Stream : A very strong and steady westerly wind blowing just below the tropopause. Lake : A body of water that lives in a hollow in the earth’s surface and is entirely surrounded by land. Landslide : A form of mass movement in which rock and debris moves rapidly downslope under the influence of gravity as a result of failure along a shear plane. Meander : A pronounced curve or loop in the course of a river channel.
Monsoon : A complete reversal of winds over a large area leading to a change of seasons. National Park : A National park is an area which is strictly reserved for the protection of the wildlife and where activities such as forestry, grazing or cultivation are not allowed. Pass : A route through a mountain range which follows the line of a col or a gap. Peninsula : A piece of land jutting out into the sea.
Plain : An extensive area of flat or gently undulating land. Plateau : An extensive elevated area of relatively flat land. Playa :