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The inadequacies of the steppic savanna classification system to describe the vegetation of the semi-arid Caatinga of Brazil.
The steppic savanna term was originally employed to classify a single type of tropical vegetation in Africa, but it has been expanded by the pioneering RADAMBRASIL authors and it is currently used to classify the vegetation of the Caatinga in northeastern Brazil, and in other vegetation types with s...- por Portal Padrão
- publicado
- 13/02/2025
- 4:04 PM
Climate extremes and risks: links between climate science and decision-making.
The World Climate Research Programme (WCRP) envisions a future where actionable climate information is universally accessible, supporting decision makers in preparing for and responding to climate change. In this perspective, we advocate for enhancing links between climate science and decision-makin...- por Portal Padrão
- publicado
- 13/02/2025
- 4:02 PM
Mudanças no uso e cobertura da terra e os seus impactos nos serviços ecossistêmicos e na saúde humana no município de Juína, Amazônia Meridional.
As mudanças no uso e cobertura da terra na Amazônia têm resultado em constantes perdas e degradação florestal, que comprometem a capacidade do ecossistema fornecer seus serviços. Nesse contexto, este estudo objetivou analisar as mudanças no uso e cobertura da terra, nos serviços ecossistêmi...- por Portal Padrão
- publicado
- 13/02/2025
- 3:59 PM
Desenvolvimento do índice Turclima: uma metodologia para avaliar a vulnerabilidade e resiliência de destinos turísticos costeiros em relação às mudanças climáticas.
O turismo mundial atingiu 1,5 bilhão de visitantes internacionais em 2019, confirmando a força deste fenômeno social. Entretanto, as mudanças climáticas são uma ameaça global para o turismo, principalmente para os segmentos que dependem do clima como o de sol, praia e mar. Projeções mostram...- por Portal Padrão
- publicado
- 13/02/2025
- 3:57 PM
Trilema da Energia: uma Perspectiva no Contexto das Mudanças Ambientais Globais.
No setor de energia, o trilema é caracterizado como sendo as correlações entre segurança energética, equidade energética e sustentabilidade ambiental. Devido à crescente preocupação com relação às mudanças ambientais globais, o peso atribuído ao pilar ambiental tem aumentado e criado u...- por Portal Padrão
- publicado
- 13/02/2025
- 3:53 PM
Two decades of fires in the Brazilian Amazon and the differences in patterns between open and forest vegetation.
This study investigated the pattern distribution of fires in the Brazilian Amazon and their relationship with deforested areas from 2003 to 2022. The primary objective was to analyze fire spots spatial and temporal variation. First, we examine whether open vegetation (non-forest areas) in the Amazon...- por Portal Padrão
- publicado
- 13/02/2025
- 3:45 PM
Long-term sustainability of the water-agriculture-energy nexus in Brazil’s MATOPIBA region: A case study using system dynamics.
The global demand for agricultural commodities has driven extensive land conversion to agriculture in Brazil, especially in the MATOPIBA region. This area encompasses the Rio Grande Basin, a major tributary of the Sao Francisco Basin that is known for expanding intensive irrigated agriculture and hy...- por Portal Padrão
- publicado
- 13/02/2025
- 3:43 PM
Long-term variability, extremes and changes in temperature and hydrometeorology in the Amazon region: A review.
This review discusses observed hydroclimatic trends and future climate projections for the Amazon. Warming over this region is a fact, but the magnitude of the warming trend varies depending on the datasets and length of the analyzed period. The warming trend has been more evident since 1980 and has...- por Portal Padrão
- publicado
- 13/02/2025
- 3:41 PM
Synoptic patterns of extreme precipitation events in northeast Brazil.
Northeast Brazil (NEB) is one of the driest regions in the country, with some areas, such as the sertão, receiving less than 400 mm/year. Despite this aridity, NEB is infuenced by various synoptic-scale systems that contribute to intense rainfall events throughout the year. This study aimed to iden...- por Portal Padrão
- publicado
- 13/02/2025
- 3:38 PM
Reducing uncertainties of climate projections on solar energy resources in Brazil.
The share of solar power in Brazils electrical grid has rapidly increased, relieving GHG emissions and diversifying energy sources for greater energy security. Besides that, solar resource is susceptible to climate change, adding uncertainty to electrical grid resilience. This study uses satellite a...- por Portal Padrão
- publicado
- 13/02/2025
- 3:34 PM
XGBOOST and Multitemporal DETER Data for Deforestation Forecasting.
This paper reports research that is part of a project to combat deforestation in the Brazilian Amazon rainforest by developing an online system designed to forecast deforestation risk over the short term, spanning 2 to 4 weeks. This online platform aims to empower stakeholders with timely data, faci...- por Portal Padrão
- publicado
- 13/02/2025
- 3:31 PM
Redes Sociais