Publicaciones

Octubre 2009, inglés

Over the past 25 years, there has been a dramatic increase in the acquisition of conservation easements by nonprofit organizations. Privately held conservation easements, i.e., those held by nonprofits rather than governmental entities, have thus emerged as an important and growing tool for the preservation of natural and scenic features of the United States landscape.

Octubre 2009, inglés

Accumulating evidence indicates that increasing concentrations of greenhouse gases, primarily carbon dioxide, are raising average temperatures, acidifying and raising the level of oceans, and accelerating natural rates of carbon dioxide emissions. Uncertainties abound, but the carbon dioxide concentration in the earth’s atmosphere has risen by 31 percent since 1850 and now exceeds levels experienced over […]

Octubre 2009, inglés

Like many schoolchildren, I learned that years ago a squirrel could cross the country from the Atlantic to the Pacific Ocean never touching the ground, using our magnificent forests as an aerial highway. After massive clearing and development for agriculture, cities, and roads, those forests are now a tattered patchwork, and are nonexistent in many […]

Octubre 2009, español

Una versión más actualizada de este artículo está disponible como parte del capítulo 7 del CD-ROM Perspectivas urbanas: Temas críticos en políticas de suelo de América Latina. En las ciudades de América Latina, y especialmente en las más grandes, la ubicación de las viviendas es crítica para los grupos más vulnerables. En Buenos Aires, la […]

Octubre 2009, inglés

In Latin American cities, especially in the larger ones, location is critical for vulnerable groups. In Buenos Aires, the population of shantytowns in the central area doubled in the last inter-census period (1991–2001), even though total population declined by approximately 8 percent. In Rio de Janeiro during the same decade, the fastest growing informal settlements […]

Octubre 2009, inglés

Faculty Profile: Petra Todorovich

Octubre 2009, inglés