Results 131 to 140 of about 1,832,402 (401)

A New California Oil Boom? Drilling the Monterey Shale [PDF]

open access: yes, 2013
The Monterey Shale is a vast oil-bearing geologic formation stretching from Southern California almost as far north as San Francisco. The formation has largely been untapped due to its complexity and the challenges presented by the shale's unusual ...
Robert Collier
core  

Disentangling complex relationships and disjunctions in western Camassia: Integrating multiple criteria to resolve taxonomic boundaries

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Understanding genetic and morphological variability helps efforts to sustain landscapes and develop effective species concepts for resolving difficult groups. To unravel puzzling relationships and range disjunctions, we applied morphometrics, phenology, phylogenetics and population genetics in Camassia species with cultural, ecological,
Susan R. Kephart   +5 more
wiley   +1 more source

Levantamento do meio físico das Estações Ecológica e Experimental de Itirapina, São Paulo, Brasil. Physical environment of Itirapina Ecological and Experimental Stations, São Paulo State, Brazil. [PDF]

open access: yesRevista do Instituto Florestal, 2005
Este trabalho teve como objetivos realizaro levantamento do meio físico das EstaçõesEcológica e Experimental de Itirapina, apresentarmapas temáticos e propor recomendações de uso daterra, visando à elaboração do plano de manejo.Foi efetuado com base em ...
Dimas Antonio da SILVA
doaj  

Subgrade geology beneath railways in Manchester [PDF]

open access: yes, 2005
It is not sufficient to identify fine-grained soils, only, as locations for potential subgrade problems as could be done using a traditional 2D geological map.
Freeborough, K.   +5 more
core  

The Report of China Mineral Resource Reserves, 2018

open access: yesChina Geology, 2019
China Geology Editorial Office
doaj   +1 more source

Geology of Io [PDF]

open access: yes
Geologic mapping of the Jovian satellite Io has been completed at 1:15,000,000 scale for an area lying between +40 and -90 deg latitude and 230 and 45 deg longitude, which includes portions of the Ruwa Patera quadrangle (Ji2) and the Lerna Region (Ji4 ...
Craddock, R. A.   +4 more
core   +1 more source

GIS Characterization of Beaver Watershed [PDF]

open access: yes, 1992
Beaver Reservoir watershed is located in Northwest Arkansas including portions of Madison, Washington, Benton, Carroll, Franklin and Crawford counties. This watershed is important to the Northwest Arkansas region because it supplies most of the drinking ...
McKimmey, J. M., Scott, H. D.
core   +2 more sources

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