Mahrez Sadaoui

7 Questions 8 Answers 0 Followers

Questions related from Mahrez Sadaoui

Databases on nutrients (nitrites, nitrates, phosphorus) in the Maghreb rivers ?

Hello, In order to estimate dissolved fluxes for all the rivers of the Maghreb (Marocco, Algeria and Tunisia), do you know databases on dissolved nutrients (nitrites, nitrates, phosphorus) for...

28 February 2017 2,410 3 View

Dams database in the Maghreb (Algeria, Morocco, Tunisia) ?

Hello, I want a complete database on dams in North Africa (Morroco, Algeria, Tunisia).I have already collected a databases "GRanD" and "AQUASTAT" , but they only contain large dams. I want to...

29 May 2016 2,383 1 View

Global map moisture soil -average annual values (long-term) ?

Hello, I search data (global map .tif), which present average annual values of soil moisture (long-term) Thank you

03 May 2016 1,735 3 View

How to read data CRU (Climatic Research Unit) in R software ?

Hello, I am trying to use the climate data of the CRU database (Precipitation). https://crudata.uea.ac.uk/cru/data/precip/ The data is available as a file ".dat" format : exemple : 5 Degreee...

03 May 2016 9,697 3 View

How to correct and adjust the Qpike model ?

In order to model the discharge of rivers, I use the relationship Qpike =RR*P (RR=1-1/(1+(P/PET)^2)^0.5) : depending on precipitation (P) and potential evapotranspiration (PET). But the modeled...

02 May 2016 6,038 2 View

I search bibliography regarding the estimation of particulate organic carbon fluxes in rivers. Can anyone recommend any references?

Hello, I search bibliography regarding the estimation of particulate organic carbon fluxes in rivers. Thanks for your help

29 January 2016 1,351 7 View

How can I calculate the water residence time in reservoir?

When I calculate the average water residence time in reservoir according to this relationship Tr= reservoir volume/annual discharge, is what I consider the dam is full to 100%, in this case I...

08 October 2015 1,063 5 View