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Produção de metano entérico em pastagens tropicais
(Universidade Federal da Bahia (UFBA), 2012-12-01)
Na presente revisão, buscou-se apresentar os principais impactos ambientais causados pela pecuária, sobretudo, em relação às emissões de gases efeito estufa (GEE). Além disso, buscou-se apresentar possíveis formas de mitigar ...
Estudo da efetividade da atenuação natural de compostos BTEX em área contaminada por querosene de aviação
(Universidade Estadual Paulista (Unesp), 2015-08-14)
A jet fuel contaminated site has been monitored since 2005 with quarterly frequency for sampling and analysis of monoramatic organic compounds, physical chemistry parameters and natural attenuation indicators to help ...
Avaliação da auto-suficiência energética de reatores anaeróbios no tratamento de esgoto sanitário e de água preta
(Universidade Estadual Paulista (Unesp), 2011)
The purpose of this project is to verify whether anaerobic reactors applied to sewage treatment are energetically self-sufficient. This evaluation can be made by balancing the methane produced through the anaerobic ...
Nitrate and nitrite absorption, recycling and retention in tissues of sheep
(Elsevier, 2021-07)
Dietary nitrate is of increasing interest both for the pharmacological effects of its metabolites as well as its capacity to inhibit methanogenesis in the gut. A sequence of three experiments was conducted to investigate ...
Evaluación de la toxicidad de un efluente cervecero mediante ensayos de inhibición de la actividad metanogénica
(Universidad Nacional de Colombia, 2003)
La tecnología anaerobia, como opción de tratamiento para las aguas residuales en Colombia, se inició a mediados de los años ochenta. Sin embargo, el manejo y operación de estos sistemas fue complejo y ha tenido un gran ...
Zero to moderate methane emissions in a densely rooted, pristine Patagonian bog - biogeochemical controls as revealed from isotopic evidence
(Copernicus Publications, 2019-01)
Peatlands are significant global methane (CH4) sources, but processes governing CH4 dynamics have been predominantly studied on the northern hemisphere. Southern hemispheric and tropical bogs can be dominated by cushion ...
Study of anaerobic co-digestion of agribusiness organic wasteEstudio de la co-digestión anaeróbica de desechos orgánicos agroindustriales
(USFQ PRESS, departamento editorial de la Universidad San Francisco de Quito USFQ, 2010)
Analysis of residual sludge stored in UASB of a WWT in Petrolina-PE-BrazilAnálises do lodo residual armazenados em UASB de uma ETE em Petrolina-PE-Brasil
(Universidade Federal de Santa Maria, 2022)
Fungal and ciliate protozoa are the main rumen microbes associated with methane emissions in dairy cattle
(2022-01-30)
Background: Mitigating the effects of global warming has become the main challenge for humanity in recent decades. Livestock farming contributes to greenhouse gas emissions, with an important output of methane from enteric ...
Enteric methane emission in pastoral systems: reduction strategies with practical potentialEmisión de metano entérico en sistemas pastoriles: estrategias de reducción con potencial práctico
(Universidad de Ciencias Aplicadas y Ambientales U.D.C.A, 2015)