Results 61 to 70 of about 222 (138)

Mercury contents in aquatic macrophytes from two reservoirs in the Paraíba do Sul: Guandú river system, SE Brazil

Brazilian Journal of Biology
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) in two artificial reservoirs flooded ...
M. M. Molisani, R. Rocha, W. Machado, R. C. Barreto, L. D. Lacerda   +4 more
doaj   +1 more source

BIODIVERSITY OF FISH PARASITES FROM GUANDU RIVER, SOUTHEASTERN BRAZIL: AN ECOLOGICAL APPROACH

, 2011
Here, we performed a quantitative analysis of the parasite communities in 21 species of fish from Guandu River, Brazil; we evaluated the effects of some host traits (body size, social behavior, fish's habitat, trophic category and ability to migration) on the diversity of their communities of metazoan parasites.
de Azevedo, Rodney K., Abdallah, Vanessa D., Luque, José L.   +2 more
openaire   +1 more source

Study on the migration characteristics of cadmium element in the black shales of the groundwater system in the Guandu River Basin of Wushan area

Carsologica Sinica
The Permian black shale in the Wushan area is characterized by high background values of harmful trace elements, among which cadmium (Cd) is particularly prominent. These elements can easily enter groundwater systems through rock weathering, soil erosion,
Yongwang LIU, Zonglin ZHU, Hai LI, Qingqing KE, Bo LUO, Jin LIU, Xinqian DENG, Yongwen ZHANG   +7 more
doaj   +1 more source

Study on the characteristics of interannual dynamic variations in groundwater levels in the Dianchi lake basin

Carsologica Sinica
Between 1980 and 2020, with the continuous development of the social economy and the expansion of urban areas, the urban underground engineering in the Dianchi lake basin, also known as the Kunming basin, became increasingly dense.
Junrong ZHOU, Hua ZHANG, Xiaoli KANG, Yu GAO, Raosheng HE, Hongmei WU, Qin LI   +6 more
doaj   +1 more source

Mobile resistome of microbial communities and antimicrobial residues from drinking water supply systems in Rio de Janeiro, Brazil. [PDF]

Sci Rep, 2022
Bianco K, de Farias BO, Gonçalves-Brito AS, Alves do Nascimento AP, Magaldi M, Montenegro K, Flores C, Oliveira S, Monteiro MA, Spisso BF, Pereira MU, Ferreira RG, Albano RM, Cardoso AM, Clementino MM.   +14 more
europepmc   +1 more source

Spatial differentiation characteristics of regional self-driving tourism flow: A case study of central Yunnan urban agglomeration. [PDF]

Heliyon, 2023
Ji X, Huang H, Chen F, Li M.
europepmc   +1 more source

Organic micropollutants on river sediments from Rio de Janeiro State, Southeast Brazil

Cadernos de Saúde Pública
The paper is a contribution for the knowledge upon concentrations and fate of different kinds of organic micropollutants in Tropical River system from a very industrialized region in Brazil.
João Paulo Machado Torres, Olaf Malm, Elisa Diniz Reis Vieira, Jan Japenga, Gerwin Ferdinand Koopmans   +4 more
doaj  

Operationalizing Integrated Water Resource Management in Latin America: Insights from Application of the Freshwater Health Index. [PDF]

Environ Manage, 2022
Bezerra MO, Vollmer D, Acero N, Marques MC, Restrepo D, Mendoza E, Coutinho B, Encomenderos I, Zuluaga L, Rodríguez O, Shaad K, Hauck S, González R, Hernandéz F, Montelongo R, Torres E, Serrano L.   +16 more
europepmc   +1 more source

The spatial-temporal distribution and etiological characteristics of hand-foot-and-mouth disease before and after EV‑A71 vaccination in Kunming, China, 2017-2020. [PDF]

Sci Rep, 2022
Wang M, Chen T, Peng J, Luo Y, Du L, Lu Z, He J, Liu C, Gan Q, Ma W, Cun Z, Zheng Q, Chen W, Chen Y, Han M, Liu G, Li J.   +16 more
europepmc   +1 more source

Can we take the pulse of environmental governance the way we take the pulse of nature? Applying the Freshwater Health Index in Latin America. [PDF]

Ambio, 2021
Vollmer D, Bezerra MO, Martínez NA, Ortiz OR, Encomenderos I, Marques MC, Serrano-Durán L, Fauconnier I, Wang RY.   +8 more
europepmc   +1 more source