Results 71 to 80 of about 255,683 (260)
International Journal of Climatology, EarlyView.Over the past 60 years, noticeable changes have been observed in the main hydroclimatological variables, driven by both natural and anthropogenic factors. In the context of climate change, such behaviour may adversely affect the state's economic activities, as well as increase the recurrence of extreme events in the region.
Ronaldo Guilherme Santos Lima +4 more
wiley +1 more source
Algunos datos para la historia de la minería en la provincia de Soria [PDF]
, 2015 En la Prehistoria se explotaron en Soria materiales líticos, arcillas para cerámica, pigmentos minerales, los primeros metales, materiales de construcción, etc. Pondremos algunos ejemplos.
Puche Riart, Octavio
core +1 more source
Characterisation of Drought and Wet Events in the Paraíba do Sul River Basin—Brazil
International Journal of Climatology, EarlyView.Trend analysis identified statistically significant reductions in precipitation (at the 5% significance level) at specific pluviometric stations in São Paulo and Rio de Janeiro, while other areas, mainly in Minas Gerais, experienced significant increases in annual and seasonal rainfall, particularly during summer and spring. These significant trends at
Gildo Rafael de Almeida Santana +4 more
wiley +1 more source
Ciência e Agrotecnologia, 2004 Conduziu-se este estudo com o objetivo de verificar as alterações nos teores e no estoque de carbono orgânico em sistemas agrossilvopastoril, pastagem cultivada e reflorestamento de eucalipto, no noroeste do Estado de Minas Gerais. O solo estudado foi um
Cláudia Milene Nascente das Neves +4 more
doaj +1 more source
El desarrollo del turismo industrial en la región minera de Santa Catarina/Brasil para fomentar la recuperación medioambiental [PDF]
, 2010 Desde su descubrimiento el carbón genera diversos impactos en las regiones mineras del sur del estado de Santa Catarina (Brasil), hecho que justifica la importancia de estudios científicos que evalúen los efectos provocados por su exploración, para
Jiménez Caballero, José Luis (Coordinador) +3 more
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Alterations in brain metabolites in rats with experimental periodontitis: A metabolomic approach
Journal of Periodontology, EarlyView.Abstract Background Periodontitis (PD) is a chronic inflammatory disease with systemic effects. Emerging evidence suggests a link between periodontal inflammation and neurological changes, but the biochemical mechanisms in key brain regions, such as the hippocampus and amygdala, remain unclear.
Ramona Ramalho de Souza Pereira +9 more
wiley +1 more source
La minería legal en Colombia como fuente en desarrollo sostenible [PDF]
, 2017 Artículo de investigaciónEn el presente artículo se analiza a la industria minera en Colombia, con el fin de considerar si esta actividad puede llegar a ser una fuente de desarrollo sostenible en el país, es decir que logre el objetivo de crear un ...
Forero-Puerto, María Alejandra
core
Journal of the Science of Food and Agriculture, EarlyView.Abstract BACKGROUND Soybean underpins Brazil's agricultural, yet its sustainability is threatened by lepidopteran pests such as Anticarsia gemmatalis. Although insect‐resistant cultivars have long been associated with the constitutive accumulation of quercetin‐derived flavonols, the biochemical mechanisms underlying this resistance remain poorly ...
Jessica Nunes de Assis +9 more
wiley +1 more source
Boletín de Ciencias de la Tierra, 2013 Se diseña una herramienta para la identificación de atmósferas explosivas en minas de carbón, utilizando los métodos de predicción Triángulos de Coward y diagramas de explosividad del U. S.
Jovani Alberto Jiménez Builes +2 more
doaj
Revista Árvore, 2008 Este estudo teve como objetivo predizer a produção volumétrica e o estoque de carbono nos fustes das árvores em povoamentos de eucalipto, bem como avaliar economicamente a inclusão dos Certificados de Emissões Reduzidas (CERs) nos projetos florestais ...
Rodrigo Firmino da Silva +5 more
doaj +1 more source