LANDSCAPE ANALYSIS AND CLASSIFICATION METHODOLOGIES. THE EXAMPLE OF THE ESTRELA PROJECT. Landscape ecology studies experience at the moment an increase of interest by researchers, developers and end-users. However, the subject matter is still too dispersed, not only in methods used but also in objects of analysis as well as space and time-scales. Progress on quantitative methods and the use of Geographical Info...
The central islands of the Azores archipelago exhibit significant volcanic and seismic activity. The most important tectonic structure responsible for this activity seems to be the leaky transform Terceira Rift, a branch of the Azores triple junction separating the Eurasia and Africa plates. In historical time (since the XV century), the most frequent volcanic eruptions were of the hawaiian and strombolian type...
NOTE ON THE PLEISTOCENE COOLING IN PORTUGAL – Prevailing conditionsin the North Atlantic and Western Europe during the Maximum Cooling of the Last Glaciation can be deduced from the Climap Project (1976) results and from the Atlas of Paleoclimates and Paleoenvironments of the Northern Hemisphere (FRENZEL et al., 1992). Taking into account this framework of extreme climatic conditions and the nature of the glaci...
THE PLEISTOCENE GLACIATION OF SERRA DO GERÊS (NORTHWEST PORTUGAL) - Studies made by Schmidt-Thomé (1973, 1978) and Coudé-Gaussen (1978, 1979, 1981) which put forward the explanation of a Pleistocene glaciation in the Gerês mountain gave rise to lively controversy. In order to clarify the problem, the authors of the present study selected two lines of research: 1)detailed geomorphologic mapping; and 2)laboratory...
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