Results 51 to 60 of about 4,279 (118)

Not just semantics: CO2 fertilization can be a disturbance leading to worldwide forest degradation

open access: yesPLANTS, PEOPLE, PLANET, Volume 7, Issue 3, Page 638-643, May 2025.
The physiological effects of increased atmospheric CO2 (CO2 fertilization) on intact forests are generally seen as a process that might buffer them against the impacts of climate change. However, CO2 fertilization can also cause adverse changes in forest conditions, such as alterations in species composition and reduced ecosystem moisture availability.
David M. Lapola   +7 more
wiley   +1 more source

Lixiviação do fungicida triadimenol em macrolisímetros de latossolos da região de Lavras-MG Leaching of the fungicide triadimenol in macrolysimeters of two latosols from Lavras-MG

open access: yesCiência e Agrotecnologia, 2005
Investigou-se a lixiviação do fungicida triadimenol em macrolisímetros contendo material indeformado de dois solos representativos da região de Lavras-MG, um Latossolo Vermelho distroférrico (LVdf) e um Latossolo Vermelho-Amarelo distrófico (LVAd), em ...
Cristiane Jorge Bastos   +3 more
doaj   +1 more source

Fire Effects on Bird Communities From Seasonally Flooded Forests Along Amazonian Black Water Rivers of the Negro River Basin

open access: yesDiversity and Distributions, Volume 31, Issue 5, May 2025.
ABSTRACT Aim Fire significantly contributes to Amazonian degradation, with igapó forests (seasonally flooded by blackwater rivers) being especially vulnerable. Igapó forests support species adapted to seasonal flooding, making fire a critical threat to these specialised organisms.
C. Valentim   +6 more
wiley   +1 more source

Persistência de inseticidas e parâmetros microbiológicos em solo sob sistemas de manejo

open access: yesCiência Rural, 2015
O objetivo deste trabalho foi avaliar a degradação dos inseticidas bifentrina, permetrina e tiametoxam em um solo sob sistemas de integração lavoura-pecuária (SILP), plantio direto (SPD) e convencional (SC), e sua relação com atributos microbiológicos ...
Irzo Isaac Rosa Portilho   +4 more
doaj   +1 more source

“Captains of the Sands”: Urban Illicit Ecologies and Sandscapes in Rio de Janeiro

open access: yesAntipode, Volume 56, Issue 5, Page 1775-1801, September 2024.
Abstract Urban Political Ecology (UPE) has explored human–soil relations, emphasising the political dimensions of environmental degradation in and through urbanisation. However, UPE lacks critical reflection on governance collusions with illicit actors.
Frank I. Müller
wiley   +1 more source

Explore before you restore: Incorporating complex systems thinking in ecosystem restoration

open access: yesJournal of Applied Ecology, Volume 61, Issue 5, Page 922-939, May 2024.
By illustrating how key Complex Systems Science (CSS) concepts linked to non‐linear threshold behaviour can impact restoration outcomes through influencing recovery trajectories, our framework Explore Before You Restore demonstrates the need to incorporate Complex Systems thinking in ecosystem restoration. We argue that inclusion of CSS assessment into
S. L. Maes   +30 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

Avaliação da produção de Pleurotus sajor-caju (Fr.) singer utilizando resíduo do beneficiamento têxtil do algodão como substrato Evaluation of the production of Pleurotus sajor-caju in cotton textille mill waste

open access: yesCiência e Agrotecnologia, 2007
Realizou-se um ensaio objetivando investigar a viabilidade da produção do cogumelo comestível Pleurotus sajor-caju (Fr.) Singer em substratos cuja principal fonte de carbono fosse o resíduo do beneficiamento têxtil do algodão.
Ana Luisa Aguiar de Castro   +4 more
doaj   +1 more source

Alteração fisiológica da cana-de-açúcar pela aplicação de Glyphosate e Sulfumeturon-Methyl Physiological alteration in sugarcane influenced by Glyphosate and Sulfumeturon-Methyl application

open access: yesPlanta Daninha, 2011
O bloqueio parcial das rotas onde atuam os herbicidas, com uso de baixas doses, pode ter implicações importantes, como a alteração do balanço de processos metabólicos nas plantas. Assim, foi conduzido no ano agrícola 2006/2007 um experimento em cana-soca
D.K. Meschede   +3 more
doaj   +1 more source

Lorde, de João Gilberto Noll: sob um olhar da teoria do imaginário

open access: yesLetras & Letras, 2015
O foco do estudo é fazer uma leitura do romance Lorde (2004), de Noll, partindo da teoria do imaginário, por isso toma-se como base o teórico Gilbert Durand e, também, Gaston Bachelard.
Cibele Hechel Colares da Costa
doaj  

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