What happens to a warm air mass as it moves into an area occupied by a cold air mass?

Which country's action would be in violation of section ii of the agenda 21 plan

Reading graphs: unemployment us unemployment rate (1961-2011) identify the trends in the graph and then use the drop- down menu to complete each statement from 1961 to 1965 unemployment was in the mid-2000s through 2011. unemployment was percentage unemployed 1961 1971 1981 1991 2001 2011 year

In the developed world, women are increasingly more likely to delay childbirth until their mid- to late- twenties or long because