Search Results - "Souza Filho, Pedro Walfir M."

Brazilian Mangrove Status: Three Decades of Satellite Data Analysis by Diniz, Cesar, Cortinhas, Luiz, Nerino, Gilberto, Rodrigues, Jhonatan, Sadeck, Luís, Adami, Marcos, Souza-Filho, Pedro

“…Since the 1980s, mangrove cover mapping has become a common scientific task. However, the systematic and continuous identification of vegetation cover, whether…”
Get full text

The effect of anthropogenic drivers on spatial patterns of mangrove land use on the Amazon coast by Hayashi, Sanae N, Souza-Filho, Pedro Walfir M, Nascimento, Jr, Wilson R, Fernandes, Marcus E B

“…Mangroves play an essential ecological role in the maintenance of the coastal zone and are extremely important for the socioeconomics of coastal communities…”
Get full text

Uncontrolled Illegal Mining and Garimpo in the Brazilian Amazon by Cortinhas Ferreira Neto, Luiz, Diniz, Cesar Guerreiro, Maretto, Raian Vargas, Persello, Claudio, Silva Pinheiro, Maria Luize, Castro, Marcia C., Sadeck, Luis Waldyr Rodrigues, Filho, Alexandre Fernandes, Cansado, Julia, Souza, Arlesson Antonio de Almeida, Feitosa, Jeremias Pinto, Santos, Diogo Corrêa, Adami, Marcos, Souza-Filho, Pedro Walfir M., Stein, Alfred, Biehl, Andre, Klautau, Aldebaro

“…Mining has played an important role in the economies of South American countries. Although industrial mining prevails in most countries, the expansion of…”
Get full text

Mapping and quantification of ferruginous outcrop savannas in the Brazilian Amazon: A challenge for biodiversity conservation by Souza-Filho, Pedro Walfir M, Giannini, Tereza C, Jaffé, Rodolfo, Giulietti, Ana M, Santos, Diogo C, Nascimento, Jr, Wilson R, Guimarães, José Tasso F, Costa, Marlene F, Imperatriz-Fonseca, Vera L, Siqueira, José O

“…The eastern Brazilian Amazon contains many isolated ferruginous savanna ecosystem patches (locally known as 'canga vegetation') located on ironstone rocky…”
Get full text

Investigating Changes Driving Cumulative Impacts on Native Vegetation in Mining Regions in the Northeastern Brazilian Amazon by Siqueira-Gay, Juliana, Santos, Diogo, Nascimento, Wilson R., Souza-Filho, Pedro Walfir M., Sánchez, Luis Enrique

“…Developing conservation strategies to mitigate cumulative impacts requires the understanding of historic land use and land cover changes at the regional scale…”
Get full text

A GEOBIA Approach for Multitemporal Land-Cover and Land-Use Change Analysis in a Tropical Watershed in the Southeastern Amazon by Souza-Filho, Pedro, Nascimento, Wilson, Santos, Diogo, Weber, Eliseu, Silva, Renato, Siqueira, José

“…The southeastern Amazon region has been intensively occupied by human settlements over the past three decades. To evaluate the effects of human settlements on…”
Get full text

A Large-Scale Deep-Learning Approach for Multi-Temporal Aqua and Salt-Culture Mapping by Diniz, Cesar, Cortinhas, Luiz, Pinheiro, Maria Luize, Sadeck, Luís, Fernandes Filho, Alexandre, Baumann, Luis R. F., Adami, Marcos, Souza-Filho, Pedro Walfir M.

“…Aquaculture and salt-culture are relevant economic activities in the Brazilian Coastal Zone (BCZ). However, automatic discrimination of such activities from…”
Get full text

The role of fault reactivation in the development of tropical montane lakes by Souza‐Filho, Pedro Walfir M., Pinheiro, Roberto Vizeu L., Costa, Francisco R., Guimarães, José Tasso F., Sahoo, Prafulla K., Silva, Marcio S., Silva, Cleverson G.

“…This work details the role of fault reactivation in the development of tropical montane lakes by using basin morpho‐structural analysis and seismostratigraphic…”
Get full text

Lake sedimentary processes and vegetation changes over the last 45k cal a bp in the uplands of south‐eastern Amazonia by Guimarães, José Tasso Felix, Sahoo, Prafulla Kumar, De Figueiredo, Mariana Maha Jana Costa, Silva Lopes, Karen, Gastauer, Markus, Ramos, Silvio Junio, Caldeira, Cecilio Frois, Souza‐Filho, Pedro Walfir M., Reis, Luiza Santos, Da Silva, Marcio Sousa, Pontes, Paulo Rogenes, Da Silva, Renato Oliveira, Rodrigues, Tarcísio Magevski

“…ABSTRACT This study addresses paleoclimate influences in a southern Amazonia ecotone based on multiproxy records from lakes of the Carajás region during the…”
Get full text

Status of mangroves land use on the Brazilian Amazon coast from RapidEye imagery and GEOBIA approach by Hayashi, Sanae N, Souza-Filho, Pedro Walfir M, Nascimento, Jr, Wilson R, Fernandes, Marcus E B

“…Given the ecological and socioeconomic importance of the mangroves of the Brazilian Amazon coast, RapidEye satellite images were analyzed to recognize mangrove…”
Get full text

Mangrove changes over the past decade in South and Southeast Brazil using spaceborne optical and SAR imagery by Lopes, João Paulo N, Nascimento, Jr, Wilson R, Diniz, Cesar G, Souza-Filho, Pedro Walfir M

“…Mangroves occur in the tropics and subtropics. This region is constantly covered by clouds and therefore highly challenging to map and monitor. Technological…”
Get full text

Land‐use intensity of official mineral extraction in the Amazon region: Linking economic and spatial data by Souza‐Filho, Pedro Walfir M., Lobo, Felipe, Cavalcante, Rosane, Mota, José Aroudo, Nascimento, Wilson, Santos, Diogo C., Novo, Evlyn, Barbosa, Claudio Clemente Faria, Siqueira, José O.

“…The Amazon region has suffered considerable deforestation rates related to logging, cattle ranching, and agriculture. Recently, attention has been given to…”
Get full text

Late Quaternary environmental and climate changes registered in lacustrine sediments of the Serra Sul de Carajás, south-east Amazonia by Guimarães, José Tasso Felix, Sahoo, Prafulla Kumar, Souza-Filho, Pedro Walfir M., Maurity, Clóvis Wagner, Silva Júnior, Renato Oliveira, Costa, Francisco Ribeiro, Dall'Agnol, Roberto

“…ABSTRACT Multi‐proxy analyses on sediment cores from two closed basin lakes in the Serra Sul de Carajás were used to reconstruct environmental changes in…”
Get full text

Potential for Forest Restoration and Deficit Compensation in Itacaiúnas Watershed, Southeastern Brazilian Amazon by Sâmia Nunes, Rosane B. L. Cavalcante, Wilson R. Nascimento, Pedro Walfir M. Souza-Filho, Diogo Santos

“…The conservation and restoration of native vegetation is vital for providing key hydrological services (i.e., maintaining high water quality, atmospheric…”
Get full text

Tidal influence on the hydrodynamics and sediment entrapment in a major Amazon River tributary – Lower Tapajós River by Freitas, Paulo T.A., Asp, Nils E., Souza-Filho, Pedro Walfir M. e, Nittrouer, Charles A., Ogston, Andrea S., da Silva, Marcio S.

“…[Display omitted] •Tidal incursion at Tapajós River reaches up 1080 km landward from Amazon river mouth.•Faults, incision and drowning formed a ria-lake,…”
Get full text

Using spectral analysis of Landsat-5 TM images to map coastal wetlands in the Amazon River mouth, Brazil by Cardoso, Gustavo F, Souza, Carlos, Jr, Souza-Filho, Pedro Walfir M

“…Tropical coastal wetlands form complex and dynamic ecosystems based on a mixture of vegetation, soil, and water components. Optical remotely sensed data have…”
Get full text

Spatial distribution of southern brown shrimp (Farfantepenaeus subtilis) on the Amazon continental shelf: a fishery, marine geology and GIS integrated approach by Martins, Déborah E. G., Camargo-Zorro, Maurício, Souza Filho, Pedro Walfir M., Cintra, Israel Hidenburgo Aniceto, Silva, Kátia C. A.

“…Abstract The spatial distribution of the southern brown shrimp Farfantepenaeus subtilis (Pérez-Farfante, 1967) was studied based on industrial fishing fleet…”
Get full text

Mapping changes in the largest continuous Amazonian mangrove belt using object-based classification of multisensor satellite imagery by Nascimento, Wilson R., Souza-Filho, Pedro Walfir M., Proisy, Christophe, Lucas, Richard M., Rosenqvist, Ake

“…Mapping and monitoring mangrove ecosystems is a crucial objective for tropical countries, particularly where human disturbance occurs and because of…”
Get full text

Using mangroves as a geological indicator of coastal changes in the Bragança macrotidal flat, Brazilian Amazon: A remote sensing data approach by Souza Filho, Pedro Walfir M., Farias Martins, Elainy do Socorro, da Costa, Francisco Ribeiro

“…A mangrove ecosystem shows close links between geomorphology and vegetation assemblage. In addition, the vegetation can change over time as landforms can…”
Get full text

Four decades of land-cover, land-use and hydroclimatology changes in the Itacaiúnas River watershed, southeastern Amazon by Souza-Filho, Pedro Walfir M., de Souza, Everaldo B., Silva Júnior, Renato O., Nascimento, Wilson R., Versiani de Mendonça, Breno R., Guimarães, José Tasso F., Dall’Agnol, Roberto, Siqueira, José Oswaldo

“…Long-term human-induced impacts have significantly changed the Amazonian landscape. The most dramatic land cover and land use (LCLU) changes began in the early…”
Get full text