Small for gestational age (SGA) babies are those whose birth weight lies below the 10th percentile for that gestational age. Low birth weight (LBW), is sometimes used to define a baby that weighs less than 5 lb 8 oz (2500 g) regardless of gestational age.
Historical Examples. 1  The present writer has collected several hundred local wind namesâand is constantly adding to the list. 2  Because local wind systems dominate the trade winds, these deserts are less stable than other deserts.
Global Winds. 1  If Earth did not rotate, what would the global atmospheric circulation be like? 2  What is the Hadley Cell? 3  Low pressure systems are the ITCZ, polar fronts, and subpolar Lows. 4  High pressure systems are the subtropical Highs (horse latitudes), and polar Highs.