Science Education: An Overview for Central America

Low-Wage America: An Overview

T his volume describes changes in the workplace for Americans who do not earn enough to support themselves and their families. The number of such workers is substantial. In 2001 about 34 million Americans, 23.9 percent of the labor force, earned less than $8.70 an hour (Mishel, Bernstein, and Boushey 2003, table 2.9). Working full-time for the entire year at this wage produces annual earnings o...

Geoscience education: an overview

ICTs in Latin America: An overview

In this paper, the state-of-the-art on the field of Information and Communications Technologies (ICTs) in Latin America is presented. Its main contribution consists in the localization of common objectives for the majority of the countries in the region. Although the countries are very heterogeneous from the cultural and geographical perspectives, there are many common factors that can be explo...

Air Quality in Latin America: An Overview

We would like to thank Sofía Villarreal for all her efforts assisting with data collection and her support to the author for preparing the figures and tables in the report. We would like to thank all of the individuals from the cities who provided data on request and those who reanalyzed their data to provide the statistics we needed. Special thanks also go to the reviewers: as well as many oth...

Characterization of Trypanosoma rangeli strains isolated in Central and South America: an overview.

Trypanosoma rangeli is a hemoflagelate parasite that infects domestic and sylvatic animals, as well as man, in Central and South America. T. rangeli has an overlapping distribution with T. cruzi, the etiological agent of Chagas disease, sharing several animal reservoirs and triatomine vectors. We have isolated T. rangeli strains in the State of Santa Catarina, in southern Brazil, which dramatic...