Results 71 to 80 of about 1,569 (153)

No ‘au doigt mouillé’: A Framework for Optimizing Barrier Prioritization Under Contrasting Governance and Cost Scenarios

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 3, March 2026.
ABSTRACT Restoring river connectivity through barrier removal is a key objective of contemporary river restoration policies, including the EU Nature Restoration Regulation. However, prioritizing which barriers to remove remains challenging because of limited resources, fragmented governance and uncertainty around costs and feasibility.
Mayra Evangelina Darre   +6 more
wiley   +1 more source

Assessment of crown fire initiation and spread models in Mediterranean conifer forests by using data from field and laboratory experiments

open access: yesForest Systems, 2017
Aims of study: To conduct the first full-scale crown fire experiment carried out in a Mediterranean conifer stand in Spain; to use different data sources to assess crown fire initiation and spread models, and to evaluate the role of convection in crown ...
Francisco Rodríguez y Silva   +7 more
doaj   +1 more source

Sistemas de referencia. ETRS89

open access: yes, 2009
Se describe brevemente el concepto de Sistema de Referencia, Marco de Referencia y Sistema de Proyección. Se describe el marco de referencia del ETRS-89 y su densificación en España. Se define el ETRS-89 y su aplicabilidad.
Quintanilla García, Israel
core  

A study of distorsions of the primary triangulation network of Slovenia

open access: yes, 2003
The paper presents some methods of transforming ETRS89 co-ordinates to official Slovenian datum (D48)  co-ordinates. Together with traditional transformation methods of scaling, translation and rotation least squares collocation is also used. The results
Kuhar, M., Stopar, B.
core   +1 more source

The Austrian hybrid geoid in the ETRS89 system: Austrian Geoid 2008 (GRS80)

open access: yes, 2008
The Austrian Geoid 2008 is the official geoid model for Austria provided by the Austrian Federal Office for Metrology and Surveying (BEV). This model describes the transformation surface (EPSG:9276) between ellipsoidal heights w.r.t. the GRS80 ellipsoid (
Pail, Roland   +9 more
core   +1 more source

Analysis of transformations between ETRS89 and national reference system on a small area [PDF]

open access: yes, 2015
V diplomski nalogi je predstavljena analiza transformacij med ETRS89 in državnim koordinatnim sistemom. Analizirane so transformacije točk izmeritvene mreže ter zemljiškokatastrskih točk digitalnega katastrskega načrta v naselju Divača Transformacijske ...
Kocen, Jernej
core  

Strontium isotopic ratios (87Sr/86Sr) obtained on modern tree leaves and sheep bones from different geologic formations.

open access: yes, 2018
Coordinates ETRS89 UTM31N.
Sergio Jiménez-Manchón (5916503)   +9 more
core   +1 more source

UAV LiDAR and GNSS Surveys for High-Accuracy Spatial Data Acquisition Case Studies from Croatia and Bosnia and Herzegovina [PDF]

open access: yesMicro, Macro & Mezzo Geoinformation
The acquisition of high-accuracy spatial data is essential for geodesy, civil engineering, cadastre, and environmental monitoring. This paper presents the integration of UAV-based LiDAR mapping and GNSS RTK/PPK positioning as a methodological framework ...
Nikola Kranjčić   +3 more
doaj   +1 more source

The role of coordinates in border diplomacy: The case of Albania [PDF]

open access: yesMicro, Macro & Mezzo Geoinformation
This study addresses the essential importance of geodetic coordinates in border diplomacy, focusing on the case of Albania. State borders represent not only geographical divisions, but also sovereignty, national identity, and economic interest.
Anduel Cauli, Pal Nikolli, Oltion Pupi
doaj   +1 more source

Overstap van RD naar ETRS89: Kans of dreiging?

open access: yes, 2013
De voortgaande digitalisering en globalisering hebben ertoe geleid dat steeds vaker hardop de vraag wordt gesteld of Nederland voor de opslag en uitwisseling van gegevens zou moeten overstappen van het nationale RD-stelsel naar het meer internationaal ...
Stoter, J.   +7 more
core   +1 more source

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