marcio roberto magalhães Andrade

• PhD
• Ministério da Ciência, Tecnologia e Inovação do Brasil (MCTI)

Between late April and early May 2024, Rio Grande do Sul, the southernmost state of Brazil, experienced the most severe hydrometeorological (geo-hydrological disaster) event in recorded history. Accumulated precipitation of up to ~ 850 mm over 13 days caused historic floods and widespread landslides. This extreme event impacted over 2,000,000 indiv...

The Northern Coast of the São Paulo State, Brazil, presents a coastal landscape characterized by high geological massifs consisting of schists, gneisses, migmatites and granites with strong tectonic influence where the slopes are steep with rectilinear profiles potentially very fragile to aggressive pluvio-fluvial processes and spontaneous and indu...

The study aims to estimate the environmental critical thresholds using statistical approaches to understand the landslide conditioning factors that can trigger landslides in the Continental Basaltic Provinces a landslide-prone area, using as reference the landslides that occurred in an extreme rainfall event. The study area is a region that was the...

Eventos extremos têm se tornado mais frequentes no Brasil e no mundo (IPCC, 2021; Zilli et al. 2017). No início de maio de 2024, o estado do Rio Grande do Sul (RS) enfrentou um dos maiores desastres já registrados, com 78 municípios em estado de calamidade pública e 340 em emergência. A recorrência desses eventos tem exigido da Defesa Civil e do Co...

O objetivo desse documento é descrever a metodologia usada para produzir o Mapa de Inundações e Movimentos de Massa do Desastre do Rio Grande do Sul a partir dos dados produzidos pelo INPE, CEMADEN, UFRGS, Exército Brasileiro e Estado do Rio Grande do Sul, utilizando imagens de satélites do INPE e FAB, modelos computacionais do CEMADEN e ANA e obse...

Mapping of scars from the event triggered by rains in RS from April 23 to May 5, 2024. Images analyzed from Google (prior to the event), from PlanetScope on April 20 and 21, 2024 (prior to the event), and on May 6, 7, and 8, 2024 (after the event). The mapped features, therefore, correspond to those triggered by the first and most intense rain even...

A mensuração conectividade hidrossedimentológica, através dos índices de conectividade, pode fornecer informações importantes para a gestão dos recursos hídricos de uma bacia hidrográfica, com forte viés em segurança hídrica, assim como para a gestão dos riscos e desastres causados por fenômenos hidrogeomorfológicos, dentro de uma abordagem multi-r...

Em razão dos desastres ocorridos no estado do Rio Grande do Sul entre abril e maio de 2024, o Centro Nacional de Monitoramento e Alertas de Desastres Naturais (CEMADEN) do MCTI elaborou o mapeamento de movimentos gravitacionais de massa a partir de imagens orbitais de satélites, em especial associado ao evento hidro meteorológico extremo ocorrido e...

In March 2020, an extreme rainfall in Baixada Santista, Brazil, led to a series of landslides affecting more than 2800 people and resulting losses exceeding USD 43 million. This attribution study compared extreme rainfall in two large ensembles of the UK Met Office Hadley Centre HadGEM3-GA6 model that represented the event with and without the effe...

This study provides a thorough analysis of the landslides that occurred in the city of São Sebastião, on the northern coast of São Paulo state, Brazil, in February 18th–19th, 2023. The meteorological condition during this event was characterized by a cold front crossing over a warmer-than-normal subtropical South Atlantic, off the coast of São Paul...

In Brazil, landslides are frequent, causing deaths and property damage, and occur under the influence of natural and/or anthropic conditions. Rain acts as the main non-anthropic agent in triggering this phenomenon. Because of this, the prediction of landslides becomes an essential tool for managing high-risk areas. The Metropolitan Region of Recife...

In March 2020, an extreme rainfall in Baixada Santista, Brazil, led to a series of landslides affecting more than 2,800 people and resulting losses exceeding USD 43 million. This attribution study compared extreme rainfall in two distinct runs from the UK Met Office Hadley Centre HadGEM3-GA6 model: one with all forcings and the other with natural f...

Earthquakes, extreme rainfall, or human activity can all cause landslides. Several landslides occur each year around the world, often resulting in casualties and economic consequences. Landslide susceptibility mapping is considered to be the main technique for predicting the likelihood of an event based on the characteristics of the physical enviro...

RESUMO Um dos grandes desafios dos sistemas de monitoramento e alerta de desastres naturais é prever em que momento e sob quais condições os deslizamentos ocorrem. Os limiares intensidade-duração, ao utilizar a duração e a intensidade média dos even-tos de chuva para estimar quais deles são capazes de deflagrar deslizamentos, têm potencial prático...

Mining dams within urban areas are a technological risk because, in the event of an accident, theyaffect water security. For example, a sand mining dam accident caused an interruption in the watersupply in the downstream city of São José dos Campos. Thus, the social vulnerability of the populationthat suffered from a failure in the drinking water s...

This work presents an evaluation of a small UAV-RPAS-PPK to be used in the generation of digital surface models (DSM), without the need for control points, having as main application the monitoring of disaster risk areas (landslide and flooding). The areas to be measured are difficult to access, which prevents or makes access to the land difficult....

In Brazil and other countries, most electric-sector enterprises do not present a systematic space–time evaluation of their structures to identify environmental vulnerabilities. Thus, this study aims to analyze the susceptibility of mass movements in transmission lines, in the Serra da Mantiqueira region (Brazil), subject to the effects of tropical...

Currently on the world market there are several models and manufacturers of RPAS-UAV. This equipment made it possible to complete the entire flow of the photogrammetric mapping process in teaching for the students of the Cartographic Engineering course. In the Institute of Geosciences, this course already counted on the photogrammetric stations, eq...

Deslizamentos de terra, desencadeados por elevados índices pluviométricos, são eventos recorrentes no Brasil. Com o crescimento populacional das áreas urbanas, cada vez mais pessoas estão ocupando áreas de encostas íngremes, ficando vulneráveis aos deslizamentos. Diante disso, a identificação, análise e monitoramento de áreas de suscetibilidade a d...

Land uses have effects in water and sediment quality in tropical reservoirs. • Different land uses have different relationships with water/sediment variables. • Effects of land use vary between buffer zone and watershed scale. • Connectivity can explain some of variation of water and sediment characteristics. • Sediments are an effective tool to as...

Every year, especially in summer, Brazil suffers from floods and landslides triggered by intense rainfall. These landslides are responsible for many fatalities and material losses that greatly affect the local population. The municipality of Campos do Jordão, in São Paulo state, presents such a history of mass movements that have resulted in fatali...

Cemaden (National Center for Monitoring and Alerts of Natural Disasters) among its most important objectives is to avoid the loss of human lives during emergency events, such as mass landslides, through the issuance of alerts for civil defense, which transmits the warning to the population within a short period of time. These alerts are issued base...

This work presents the natural and anthropogenic drivers of a landslide event in the city of São José dos Campos, Brazil. By using stability analysis coupled with transient flux in non-saturated soil, it was found that an early warning for the event would be unfeasible with just the use of pluviometric data, given the local anthropic changes on the...

Located in a mountainous area of south-eastern Brazil, the municipality of Campos do Jordão has been hit by several landslides in recent history. Among those events, the landslides of early 2000 were significant in terms of the number of deaths (10), the population affected and the destruction of infrastructure that was caused. The purpose of this...

As geotecnologias têm sido utilizadas na área de gestão de riscos e de desastres por diferentes áreas do conhecimento. Na prevenção de riscos de desastres, as diferentes áreas do conhecimento têm contribuído com diversas aplicações por meio dos mapeamentos de risco. O objetivo do presente artigo é analisar as possibilidades de diálogo e sinergia en...

https://editoracrv.com.br/produtos/detalhes/32497-detalhes

Located in a mountain area of Southeast Brazil, the municipality of Campos do Jordao has been hit by several landslides in recent history. Among those events, the landslides of early 2000 were significant for the number of deaths (10), the population affected and the destruction of infrastructure that caused. The purpose of this study is to assess...

[Zoning of Susceptibility to Induced Landslides based on Fuzzy Logic and Analytical Hierarchy Process (AHP): The Case of Hydrographic Basin of Anil River, São Luís - MA] Landslides in hillsides are a reality in metropolitan areas, especially in Asia and Latin America, where part of the population lives in vulnerable conditions. The treat faced by...

The aim of this research is to assess the water quality in the Córrego Taquara do Reino hydrographic basin, located in the Guarulhos Municipality (São Paulo State – Brazil). The study area is a segment of approximately 800 m, from the Córrego Taquara do Reino spring to its outfall. Water samples were collected from May 2013 to March 2014 in three d...

The management of hydrographic basins for water supply involves land use diagnose for environmental quality assessment and liabilities resulting from practices that can be harmful to water resources. The identification of different forms of land use in Permanent Preservation Areas (PPA), as defined in the New Brazilian Forest Code (Federal Law 12.6...

A atual crise da água, resultante da perda qualitativa e quantitativa dos mananciais e do aumento das necessidades de suprimento, caracteriza o reservatório Guarapiranga, o segundo maior manancial do sistema de abastecimento da Região Metropolitana de São Paulo – RMSP, como um dos exemplos mais críticos. O problema da degradação da água armazenada...

The management of hydrographic basins for water supply involves land use diagnose for environmental quality assessment and liabilities resulting from practices that can be harmful to water resources. The identification of different forms of land use in Permanent Preservation Areas (PPA), as defined in the New Brazilian Forest Code (Federal Law 12.6...

Studies conducted to analyze the water quality of the Hydrographic Basin of Embu-Guaçu River, a contributor of the Guarapiranga Reservoir, their geo-environmental attributes, especially land use. According the involved points that Cetesb (Environmental Company of São Paulo) monitoring are: EMGU00800 (2000 - 2012), EMGU00700 (2006 - 2008) and CIPO00...

The contributing hydrographic basin of Guarapiranga Reservoir is located in the Alto Tietê Basin (BAT) covering an area of about 61,150 hectares. The Guarapiranga represents an important source of public water supply for the Metropolitan Region of São Paulo (MRSP), effectively threatened by the increasing land use and, in particular, the urbanizati...

The main objective of this research was to evaluate the water quality of the Baquirivu-Guaçu river located in the cities of Arujá and Guarulhos, State of São Paulo, during the period from 1983 to 2010, based on the urban population increase as well as the land use diversification and occupation in those urban areas. For this purpose two-monthly rec...

Este trabalho visa apresentar depositos tecnogenicos como testemunhos e indicadores de acoes antropicas de urbanizacao, utilizando a implantacao de loteamento no municipio de Guarulhos (SP) como estudo de caso. A regiao objeto de estudo possui area degradada que foi terraplenada, porem embargada pela prefeitura e posteriormente abandonada. Os proce...

RESUMO Este trabalho visa apresentar depósitos tecnogênicos como testemunhos e indicadores de ações antrópicas de urbanização, utilizando a implantação de loteamento no município de Guarulhos (SP) como estudo de caso. A região objeto de estudo possui área degradada que foi terraplenada, porém embargada pela prefeitura e posteriormente abandonada. O...

Resumo: O objetivo central deste trabalho é descrever a correlação temporal entre o uso da terra e a qualidade da água da Bacia Hidrográ-fica do Rio Baquirivu-Guaçu, nos municípios de Arujá e Guarulhos. Para tanto, utilizou-se o Índice de Qualidade da Água – IQA calculados pela CETESB e para o processamento digital das imagens de satélite e a geraç...

Resumo: O objetivo central deste trabalho é descrever a correlação temporal entre o uso da terra e a qualidade da água da Bacia Hidrográ-fica do Rio Baquirivu-Guaçu, nos municípios de Arujá e Guarulhos. Para tanto, utilizou-se o Índice de Qualidade da Água – IQA calculados pela CETESB e para o processamento digital das imagens de satélite e a geraç...