Posted: 12/06/2013 9:38 am EST Updated: 12/06/2013 5:12 pm EST. WASHINGTON -- The good news that the U.S. unemployment rate fell to 7 percent in November could be bad news for more than a million of the long-term unemployed whose federal benefits are scheduled to expire at the end of the month.ut the declining unemployment rate masks a lot of bad news in the Bureau of Labor Statistics employment data. There are still more people than ever who have been unemployed six months or longer.
Definition of GREENHOUSE GAS. : any of various gaseous compounds (such as carbon dioxide) that absorb infrared radiation, trap heat in the atmosphere, and contribute to the greenhouse effect.ADVERTISEMENT. any of various gaseous compounds (such as carbon dioxide) that absorb infrared radiation, trap heat in the atmosphere, and contribute to the greenhouse effect.
Definition of Heterogeneous Mixtures. A mixture is a combination of two or more pure substances in which the original substances retain their chemical properties.In some mixtures, the initial substances cannot be detected after they have been mixed.efinition of Heterogeneous Mixtures. A mixture is a combination of two or more pure substances in which the original substances retain their chemical properties.