Weather front areas of precipitation help determine the frontal type and location. There are two different meanings used within meteorology to describe weather around a frontal zone. The term "anafront" describes boundaries which show instability, meaning air rises rapidly along and over the boundary to cause significant weather changes. A "katafront" is weaker, bringing smaller changes in temperature and moisture, as well as limited rainfall. A cold front is located at the leading edge of the temperature drop off, which in an isotherm analysis shows up as the leading edge of the isotherm gradient, and it normally lies within a sharp surface
Spread the Word to End the Word "retards" by White House chief of staff Rahm Emanuel to describe liberal groups planning attack ads on Democrats was reported in the Wall Street Journal. This led to Emanuel's apologizing to Tim Shriver, chief executive of the Special Olympics. A meeting was held with Emanuel, who was asked to visit www.r-word.org, and he promised to take the R-word pledge. Spread the Word to End the Word Spread the Word to End the Word is a United States national campaign to encourage people to pledge to stop using the word "retard". End the "R" word advocates believe the use of the