tropic layer

См. также в других словарях:

• Saharan Air Layer — The Saharan Air Layer (SAL) is an intensely dry, warm and sometimes dust laden layer of the atmosphere which often overlies the cooler, more humid surface air of the Atlantic Ocean. In the Sahara Desert region of North Africa, where it originates …   Wikipedia

• Africa — /af ri keuh/, n. 1. a continent S of Europe and between the Atlantic and Indian oceans. 551,000,000; ab. 11,700,000 sq. mi. (30,303,000 sq. km). adj. 2. African. * * * I Second largest continent on Earth. It is bounded by the Mediterranean Sea,… …   Universalium

• climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …   Universalium

• hormone — hormonal, hormonic /hawr mon ik, moh nik/, adj. /hawr mohn/, n. 1. Biochem. any of various internally secreted compounds, as insulin or thyroxine, formed in endocrine glands, that affect the functions of specifically receptive organs or tissues… …   Universalium

• Shortwave radio — Shortwave can also refer to a shortwave trough meteorology. A solid state, analog shortwave receiver Shortwave radio refers to the upper MF (medium frequency) and all of the HF (high frequency) portion of the radio spectrum, between… …   Wikipedia

• pelecaniform — [pel΄ ə kan′ə fôrm΄] adj. of, or having the nature of, an order (Pelecaniformes) of swimming birds having all four toes connected in a webbed foot, including pelicans and cormorants * * * ▪ bird Introduction    any of the relatively large and… …   Universalium

• Rainforest — Rainforests are forests characterized by high rainfall, with definitions setting minimum normal annual rainfall between 1750–2000 mm (68 78 inches).Rainforests are home to two thirds of all the living animal and plant species on Earth. It has… …   Wikipedia

• 120-cell — Schlegel diagram (vertices and edges) Type Convex regular 4 polytope Schläfli symbol {5,3,3} …   Wikipedia

• Sunburn — A sunburn is a burn to living tissue such as skin produced by overexposure to ultraviolet (UV) radiation, commonly from the sun s rays. Exposure of the skin to lesser amounts of UV will often produce a suntan. Usual mild symptoms in humans and… …   Wikipedia

• Microfold cell — Latin epitheliocytus microplicatus Code TH H3.04.03.0.00010 M cells (or microfold cells) are cells found in the follicle associated epithelium of the Peyer s patch. They transport organisms and particles from the gut lumen to immune cells across… …   Wikipedia

• agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …   Universalium