is discussed as an example. The high altitude tropical climate of the Bogota plateau is characterized and the necessity for protected tomato cultivation is explained. As a consequence of the specific climate conditions ...

Throughout this presentation the Colombian tomato production in the high tropics is discussed as an example. The high altitude tropical climate of the Bogota plateau is characterized and the necessity for protected tomato ...

Baccharis umbellata, a new species of Parana State, southern Brazil, is described. The new species, belonging to subgen. Baccharis sect. Agglomeratae, is easily recognized by the pedunculate heads arranged in an umbel-like ...

It has been suggested that high altitude can reduce the infectivity and case fatality rate of COVID-19. We investigated the relationship between altitude and the COVID-19 pandemic in Colombia. Epidemiological data included ...

Several high areas of Central America show evidence of past glacial activity, including glacial cirques, polished and striated bedrock surfaces and moraine deposits. As glacial remnants, these morphologies can guide ...

Photoprotective pigments in benthic macroinvertebrates may reduce the damage caused by the blistering UV-B radiation in Andean high-altitude streams above 3500 m. The aim of this study was therefore to determine whether ...