Results 31 to 40 of about 578 (148)

Biochar and soil nitrous oxide emissions

open access: yesPesquisa Agropecuária Brasileira, 2012
The objective of this work was to evaluate the effect of biochar application on soil nitrous oxide emissions. The experiment was carried out in pots under greenhouse conditions.
Carlos Francisco Brazão Vieira Alho   +3 more
doaj   +1 more source

Emissões de gases do efeito estufa

open access: yesRevista Jurídica do Ministério Público do Estado de Rondônia
O presente estudo examina os fundamentos da sustentabilidade e os principais compromissos internacionais voltados à mitigação das emissões de gases do efeito estufa (GEEs). Para tanto, analisa a evolução do conceito de sustentabilidade, suas dimensões essenciais e sua consolidação no ordenamento jurídico internacional.
Guilherme Luís de Ornelas Silva   +1 more
openaire   +1 more source

Introduced dung beetles suppress methane emissions from cattle dung and alter the temporal dynamics of greenhouse gas flux Los escarabajos peloteros introducidos suprimen las emisiones de metano del estiércol de ganado y alteran la dinámica temporal del flujo de gases de efecto invernadero Besouros coprófagos introduzidos suprimem as emissões de metano do esterco bovino e alteram a dinâmica temporal do fluxo de gases de efeito estufa

open access: yesEcological Entomology, EarlyView.
Dung beetles suppressed cumulative methane flux from cattle dung by 85% and reduced total greenhouse gas emissions by 18%. Beetle activity accelerated initial CO2 release but did not alter total cumulative flux. N2O and NH3 fluxes were transient and not consistently driven by beetle presence.
Jean Holley   +2 more
wiley   +1 more source

Piso de bambu chinês vs. piso de eucalipto brasileiro: estudo de caso comparativo das emissões de gases de efeito estufa no transporte

open access: yesAmbiente Construído
Com a disseminação de produtos para construção supostamente mais sustentáveis, tais como o piso de bambu importado da China, surge a necessidade de compreender, de fato, o quão mais sustentáveis são tais opções diante de soluções locais.
Thiago Zaldini Hernandes
doaj   +1 more source

Visão comparativa das estratégias climáticas adotadas por multinacionais do setor de alumínio no Canadá e no Brasil

open access: yesGestão & Produção, 2015
ResumoO trabalho avalia as estratégias climáticas adotadas por multinacionais do setor de alumínio. A pesquisa adota uma abordagem qualitativa e toma por base entrevistas com gerentes de duas Multinacionais, uma delas instalada no Brasil e a outra no ...
Larissa Teixeira da Cunha   +2 more
doaj   +1 more source

Crise climática e o Green New Deal

open access: yesRevista Fim do Mundo, 2020
O artigo faz uma breve recuperação das metas correntes de redução das emissões globais de gases de efeito estufa, das trajetórias exigidas para cumprir tais metas e dos determinantes sociais que entram em jogo nas transformações necessárias.
Eduardo Sá Barreto
doaj   +1 more source

The Miners of South America: Impacts of Climate Change on the Distribution of Geositta Miners Along Elevational Gradients

open access: yesBiotropica, Volume 58, Issue 1, January 2026.
We modeled the current and future distributions of seven Geositta species along elevational gradients in South America under two climate change scenarios. Our results show that most species are projected to lose suitable habitats, particularly under the high‐emission scenario, with distinct responses between lowland and highland taxa.
Ricardo C. Meireles   +3 more
wiley   +1 more source

Regional N2O Emission Factors From Bioethanol Crops in Brazil: Advances and Data Gaps

open access: yesGCB Bioenergy, Volume 17, Issue 9, September 2025.
Our findings show that the average EF for mineral fertilizers is lower than the IPCC defaults, with variation depending on crop and fertilizer type, highlighting the need for Tier 2 methodologies using region‐specific data to improve greenhouse gas inventories.
Graciele Angnes   +3 more
wiley   +1 more source

Late Stages of Tropical Silvopastoral System: An Opportunity to Maximise Forage and Animal Production

open access: yesGrass and Forage Science, Volume 80, Issue 3, July-September 2025.
ABSTRACT Silvopastoral systems (SPS) integrate pasture, trees, and animals in the same area and are alternatives for sustainable pasture intensification. We aimed to test whether, in the late stages of an SPS, with large but sparsely distributed trees (83 trees ha−1), forage and animal productivity are comparable to a full sun pasture (FS) over an ...
Henrique Bauab Brunetti   +10 more
wiley   +1 more source

Multiple stressors alter greenhouse gas concentrations in streams through local and distal processes

open access: yesGlobal Change Biology, Volume 30, Issue 5, May 2024.
We found that the simultaneous occurrence of several human‐induced stressors in streams increases the concentrations of greenhouse gases in their waters, potentially exacerbating climate crisis. Our results also indicate that the scale at which human impacts occur has different effects on carbon dioxide and methane concentrations.
Cayetano Gutiérrez‐Cánovas   +4 more
wiley   +1 more source

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