Compare wind conditions as shown by the station models ahead of (to east of) the frontal system of Louisiana and Arkansas to Carolinas and New York City, with those behind (west of) the front from Chicago to north Texas. Wind directions to east of the front were generally from the [(south)(northwest)]

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.