Results 31 to 40 of about 5,177 (104)

Living on the edge: Pleistocene ice‐free refugia and collared lemming (Dicrostonyx sp.) in the North American High Arctic

Boreas
Collared lemmings (genus Dicrostonyx) are an emblematic group of Arctic‐tundra mammalian communities, comprising six different species in North America.
Louis Arbez, Aurelien Royer, Oliver Gilg, Benjamin Pohl, Jean‐François Buoncristiani, Sophie Montuire   +5 more
doaj   +1 more source

Concentración de plomo en material particulado inhalable: San José centro, agosto-diciembre 2002

Ciencias Ambientales, 2003
No disponible/Not ...
Susana Rodríguez, Jorge Herrera
doaj   +1 more source

Gestión integrada del agua en Costa Rica. Hacia una nueva ley

Ciencias Ambientales, 2003
No disponible/Not ...
Huberth Méndez, Raúl López, Jorge Mora Portuguez   +2 more
doaj   +1 more source

Securing the past for the future – why climate proxy archives should be protected

Boreas
Glaciers, corals, speleothems, peatlands, trees and other natural proxy archives are essential for global climate change research, but their scarcity and fragility are not equally recognised.
Tatiana Bebchuk, Ulf Büntgen
doaj   +1 more source

Redescubrimiento de las zonas de amortiguamiento

Ciencias Ambientales, 2003
No disponible/Not ...
Gustavo Induni
doaj   +1 more source

¿Qué es el sistema urbano ambiental en el Plan Nacional de Desarrollo Urbano?

Ciencias Ambientales, 2004
No disponible/Not ...
Esteban Carazo
doaj   +1 more source

The impact of the structural framework of the North German Basin on Pleistocene tunnel‐valley formation

Boreas
Tunnel valleys are impressive subglacial erosional landforms and may attain depths of almost 600 m. Climatic and glaciological factors exert the primary control on tunnel‐valley formation. Furthermore, regional geological features, e.g.
Jörg Lang, Anke Bebiolka, Vera Noack, Julia Schützke, Sarah Weihmann, Sonja Breuer   +5 more
doaj   +1 more source

La seguridad alimentaria y los cabécares de la Reserva Indígena Chirripó

Ciencias Ambientales, 2003
No disponible/Not ...
Iván Rosero
doaj   +1 more source

New insights into one of the oldest glacial deposits in the northern Alpine foreland (Höchsten, SW Germany)

Boreas
The present‐day landscape of the northern Alpine foreland is marked by the cumulated impact of weathering during interglacial, and of erosion and deposition during glacial periods of the Quaternary. Direct traces of the earliest phases of ice advance, as
Clare A. Bamford, Johannes E. Pomper, Stefan Hergarten, Frank Preusser, Tobias Sprafke, Lukas Gegg   +5 more
doaj   +1 more source

Institucionalidad y carácter de la proteción de áreas en Costa Rica

Ciencias Ambientales, 2003
No disponible/Not ...
Oscar Brenes
doaj   +1 more source