scholarly journals Effect of hydrological variability on the biogeochemistry of estuaries across a regional climatic gradient

2018 ◽  
Vol 63 (6) ◽  
pp. 2465-2478 ◽  
Author(s):  
Paul A. Montagna ◽  
Xinping Hu ◽  
Terence A. Palmer ◽  
Michael Wetz
2017 ◽  
Vol 40 (11) ◽  
pp. 2790-2805 ◽  
Author(s):  
Antonella Castagna ◽  
Kristóf Csepregi ◽  
Susanne Neugart ◽  
Gaetano Zipoli ◽  
Kristýna Večeřová ◽  
...  

Author(s):  
Alisson Borges Miranda Santos ◽  
Vinicius Andrade Maia ◽  
Cléber Rodrigo de Souza ◽  
Natália de Aguiar-Campos ◽  
Aurélio de Jesus Rodrigues Pais ◽  
...  

Ocean Science ◽  
2013 ◽  
Vol 9 (2) ◽  
pp. 301-324 ◽  
Author(s):  
K. Schroeder ◽  
C. Millot ◽  
L. Bengara ◽  
S. Ben Ismail ◽  
M. Bensi ◽  
...  

Abstract. The long-term monitoring of basic hydrological parameters (temperature and salinity), collected as time series with adequate temporal resolution (i.e. with a sampling interval allowing the resolution of all important timescales) in key places of the Mediterranean Sea (straits and channels, zones of dense water formation, deep parts of the basins), constitute a priority in the context of global changes. This led CIESM (The Mediterranean Science Commission) to support, since 2002, the HYDROCHANGES programme (http//www.ciesm.org/marine/programs/hydrochanges.htm), a network of autonomous conductivity, temperature, and depth (CTD) sensors, deployed on mainly short and easily manageable subsurface moorings, within the core of a certain water mass. The HYDROCHANGES strategy is twofold and develops on different scales. To get information about long-term changes of hydrological characteristics, long time series are needed. But before these series are long enough they allow the detection of links between them at shorter timescales that may provide extremely valuable information about the functioning of the Mediterranean Sea. The aim of this paper is to present the history of the programme and the current set-up of the network (monitored sites, involved groups) as well as to provide for the first time an overview of all the time series collected under the HYDROCHANGES umbrella, discussing the results obtained thanks to the programme.


Author(s):  
George Kararach ◽  
Tito Yepes

Africa faces difficult water/sanitation legacies in the form of high hydrological variability and a multiplicity of transboundary river basins alongside poor sanitation. These challenges impeded the continent’s economic growth. Balanced investments in water resource and sanitation infrastructure and institutions are needed to increase productive uses of water, to mitigate the effect of recurrent floods and droughts, and to achieve basic water security as a platform for Africa’s economic growth. Priority should be given to investments that (a) focus on growth, (b) reduce rural poverty, (c) build climate resilience and adaptation, and (d) foster cooperation in international river basins. Because most African countries have low stocks of hydraulic infrastructure, emphasizing investments in infrastructure is appropriate for them. However, institution building and reform, improvements in water/sanitation management and operations, and strengthening of water information systems must complement growth in infrastructure. Development of institutions should be advanced in parallel with infrastructure investment.


Ecoscience ◽  
2000 ◽  
Vol 7 (4) ◽  
pp. 439-451 ◽  
Author(s):  
Louis Lesage ◽  
Michel Crête ◽  
Jean Huot ◽  
Jean-Pierre Ouellet

2006 ◽  
Vol 77 (1) ◽  
pp. 1-23 ◽  
Author(s):  
Mats Fröberg ◽  
Dan Berggren ◽  
Bo Bergkvist ◽  
Charlotte Bryant ◽  
Jan Mulder

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