W Machado
Overview
Explore the profile of W Machado including associated specialties, affiliations and a list of published articles.
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Snapshot
Articles
33
Citations
46
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Recent Articles
1.
Garnier J, Tonha M, Araujo D, Landrot G, Cunha B, Machado W, et al.
J Hazard Mater
. 2024 Sep;
480:135714.
PMID: 39298958
The accumulation of trace metals in the environmental compartments of coastal rivers is a global and complex environmental issue, requiring multiple tools to constrain the various anthropogenic sources and biogeochemical...
2.
Birch G, Lee J, Tanner E, Fortune J, Munksgaard N, Whitehead J, et al.
Mar Pollut Bull
. 2020 May;
155:111129.
PMID: 32469765
Ten global harbours were assessed for sediment quality by quantifying the magnitude of anthropogenic change and ecological risk. Anthropogenic change (enrichment) was high for Derwent River and Sydney estuary, moderate...
3.
Perez A, Machado W, Gutierrez D, Borges A, Patchineelam S, Sanders C
Mar Pollut Bull
. 2018 Feb;
126:275-280.
PMID: 29421098
A dated sediment core from an eutrophic mangrove area presented non-significant differences in carbon accumulation rates before (55.7±10.2gmyr) and after three decades of deforestation (59.7±7.2gmyr). Although eutrophication effects appear to...
4.
Machado W, Borrelli N, Ferreira T, Marques A, Osterrieth M, Guizan C
Mar Pollut Bull
. 2013 Dec;
79(1-2):365-70.
PMID: 24308995
The degree of iron pyritization (DOP) and degree of trace metal pyritization (DTMP) were evaluated in mangrove soil profiles from an estuarine area located in Rio de Janeiro (SE Brazil)....
5.
Suzuki K, Machado E, Machado W, Bellido L, Bellido A, Lopes R
Mar Environ Res
. 2012 Nov;
83:96-100.
PMID: 23174087
Potential influences of the whole benthic organisms' activity (i.e., coupled faunal and microbial effects) on (58)Co, (51)Cr and (65)Zn diffusion into surface mangrove sediment layers (0-6 cm depth) were evaluated...
6.
7.
Borges A, Sanders C, Santos H, Araripe D, Machado W, Patchineelam S
Mar Pollut Bull
. 2009 Aug;
58(11):1750-4.
PMID: 19699494
No abstract available.
8.
Machado W, Luiz-Silva W, Sanders C, Patchineelam S
J Environ Radioact
. 2008 May;
99(8):1329-34.
PMID: 18490087
Concentrations of fertilizer industry-derived P (up to 3.4%), Ca (up to 6.1%), (226)Ra (up to 744 Bq kg(-1)) and (210)Pb (up to 1317 Bq kg(-1)) at least one order of...
9.
Molisani M, Rocha R, Machado W, Barreto R, Lacerda L
Braz J Biol
. 2006 May;
66(1A):101-7.
PMID: 16680311
This paper reports on a study to determine the Hg content in the five most abundant aquatic macrophyte species (Elodea densa, Sagittaria montevidensis, Salvinia auriculata, Pistia stratiotes and Eichhornia crassipes)...
10.
Machado W, Carvalho M, Santelli R, Maddock J
Mar Pollut Bull
. 2004 Jul;
49(1-2):89-92.
PMID: 15234877
The potential association of acid-volatile sulfides (AVS) and reactive (HCl soluble) Fe with the distribution of reactive trace metals (Cu, Cd, Ni, Pb and Zn) was investigated in sediment cores...