Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Alfred de Jager"'
Autor:
Jonathan Spinoni, Paulo Barbosa, Alfred De Jager, Niall McCormick, Gustavo Naumann, Jürgen V. Vogt, Diego Magni, Dario Masante, Marco Mazzeschi
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 22, Iss , Pp - (2019)
Study region: This study has three spatial scales: global (0.5°), macro-regional, and country scale. The database of drought events has specific entries for each macro-region and country. Study focus: We constructed a database of meteorological drou
Externí odkaz:
https://doaj.org/article/da8b61f4cb2f4eb3a1c74893ee56920b
A revision of the Combined Drought Indicator (CDI) as part of the European Drought Observatory (EDO)
Autor:
Carmelo Cammalleri, Carolina Arias-Muñoz, Paulo Barbosa, Alfred de Jager, Diego Magni, Dario Masante, Marco Mazzeschi, Niall McCormick, Gustavo Naumann, Jonathan Spinoni, Jürgen Vogt
Building on almost ten years of expertise and operational application of the Combined Drought Indicator (CDI), which is operationally implemented within the European Commission’s European Drought Observatory (EDO) for the purposes of early warning
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b89400594bc027b312902d055b19cec4
https://nhess.copernicus.org/preprints/nhess-2020-204/
https://nhess.copernicus.org/preprints/nhess-2020-204/
Publikováno v:
Climate. 10:31
The droughts that hit North and North Western Europe in 2018 and 2019 served as a wake-up call that temperate regions are also affected by these kinds of slow progressing or creeping disasters. Long-term drivers, such as land-use changes, may have ex
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a316583a7751d6f196b306b19d702529
https://doi.org/10.3390/cli10030031
https://doi.org/10.3390/cli10030031
Autor:
Alfred de Jager
Publikováno v:
Journal of Coastal Research. 315:1284-1294
de Jager, A.L., 2015. Feasibility of a worldwide coastal reference and coding system based on the IHO ocean and seas definition. Coastlines form the geometric basis of common GISs. For example, country borders must match the coastline, rivers flow up
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::dba65424be52d1b8a5fae22bdcee3c50
https://doi.org/10.2112/jcoastres-d-14-00189.1
https://doi.org/10.2112/jcoastres-d-14-00189.1
Autor:
Alfred de Jager, Jürgen Vogt
Publikováno v:
Agriculture and Agricultural Science Procedia. 4:222-231
Various methods to visualize, map and graph European drought events since the 1970s are now available through the European Drought Observatory (EDO). Monitoring drought is a task that requires the combination of various data sources and indicators in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2ae96034fdba09ac9fd0f451a414786c
Autor:
Diego Magni, Alfred de Jager, Niall McCormick, Paulo Barbosa, Dario Masante, Jürgen Vogt, Marco Mazzeschi, Gustavo Naumann, Jonathan Spinoni
Publikováno v:
Journal of Hydrology. Regional Studies
Journal of Hydrology: Regional Studies, Vol 22, Iss, Pp-(2019)
Journal of Hydrology: Regional Studies, Vol 22, Iss, Pp-(2019)
Highlights • We collected more than 4500 drought events, at global scale, from 1951 to 2016. • We identified the biggest 52 mega-droughts occurred in 1951–2016. • In the last decades, Amazonia, southern South America, Mediterranean region, mo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5227a8846464938c27e8c893f80831d3
https://doi.org/10.1016/j.ejrh.2019.100593
https://doi.org/10.1016/j.ejrh.2019.100593
Autor:
Alfred de Jager, Peeter Nõges
Publikováno v:
SIL Proceedings, 1922-2010. 30:993-996
(2009). Clustering large lakes and reservoirs in Europe on the basis of their morphometry, catchment, and climatic conditions. SIL Proceedings, 1922-2010: Vol. 30, No. 7, pp. 993-996.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::31f872cc61562ca7aecd33295a19490b
https://doi.org/10.1080/03680770.2009.11902287
https://doi.org/10.1080/03680770.2009.11902287
Autor:
G. Umlauf, Giovanni Locoro, Alfred de Jager, Robert Loos, Jan Wollgast, Eugen H. Christoph, Georg Hanke, Tania Huber, José-Manuel Zaldívar, Bernd Manfred Gawlik
Publikováno v:
Chemosphere. 71:306-313
C7-C11 perfluorinated carboxylates (PFACs) and perfluorooctansulfonate (PFOS) were analysed in selected stretches of the River Po and its major tributaries. Analyses were performed by solid-phase extraction (SPE) with Oasis HLB cartridges and methano
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3475ab3528ab36792d27d24fc8ac67ec
https://doi.org/10.1016/j.chemosphere.2007.09.022
https://doi.org/10.1016/j.chemosphere.2007.09.022
Publikováno v:
CATENA. 70:296-305
The extraction of drainage networks and catchment boundaries from digital elevation models (DEMs) has received considerable attention in recent years and is recognized as a viable alternative to traditional surveys and the manual evaluation of topogr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::26bc65f97986f04feda5ba2dd9f674df
https://doi.org/10.1016/j.catena.2006.10.001
https://doi.org/10.1016/j.catena.2006.10.001
Autor:
Alfred de Jager
Publikováno v:
Alfred de Jager
The Limit of Oceans and Seas is a standard to define the names and limitations of the waters of the Earth using light houses and other visible or measurable features. The limits were defined at the beginning of the 20th century and finalized in the f
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e951746b3337d2ecd500346b8ee22a87
http://coastgis.corila.it/2011/download/book/CoastGIS_2011_Proceedings_Vol_3.pdf
http://coastgis.corila.it/2011/download/book/CoastGIS_2011_Proceedings_Vol_3.pdf