Rio Piedras bikeway design.

Reduction of inbound air transportation costs at Caribe General Electric.

Integrating sustainability into Upkeep courses.

On the way to compliance -- ISO 14001 at Janssen Ortho LLC.

Assessing the effects of urban sprawl in the San Juan area (1977-1995).

Analysis of land use efficiency in Central San Juan metropolitan area.

Alternate energy resources at Colegio Tecnológico.

Aggregate resources in Puerto Rico -- a supply-demand perspective.