Results 11 to 20 of about 3,235 (132)

Large Methane Emissions From the Pantanal During Rising Water‐Levels Revealed by Regularly Measured Lower Troposphere CH4 Profiles

open access: yesGlobal Biogeochemical Cycles, Volume 35, Issue 10, October 2021., 2021
Abstract The Pantanal region of Brazil is the largest seasonally flooded tropical grassland and, according to local chamber measurements, a substantial CH4 source. CH4 emissions from wetlands have recently become of heightened interest because global atmospheric 13CH4 data indicate they may contribute to the resumption of atmospheric CH4 growth since ...
M. Gloor   +13 more
wiley   +1 more source

Contribution of Recycling of Municipal Solid Waste to the Social Inclusion in Brazil

open access: yesJournal of Waste Management, Volume 2013, Issue 1, 2013., 2013
This paper proposes the selective collection and recycling as alternative ways to promote the social inclusion in Brazil and help the country to eradicate extreme poverty and misery and achieve the first of the Millennium Development Goals (MDG1) of the UN. This work is based on the data from a Brazilian metropolitan city of Campinas and is extended to
F. A. M. Lino   +2 more
wiley   +1 more source

Applying Sewage Sludge to Eucalyptus grandis Plantations: Effects on Biomass Production and Nutrient Cycling through Litterfall

open access: yesApplied and Environmental Soil Science, Volume 2011, Issue 1, 2011., 2011
In most Brazilian cities sewage sludge is dumped into sanitary landfills, even though its use in forest plantations as a fertilizer and soil conditioner might be an interesting option. Sewage sludge applications might reduce the amounts of mineral fertilizers needed to sustain the productivity on infertile tropical soils. However, sewage sludge must be
Paulo Henrique Müller da Silva   +3 more
wiley   +1 more source

The Global Blue Bond Market: Governance Challenges and Sustainable Development Goals Disclosure

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 6, June 2026.
ABSTRACT Blue bonds are increasingly used to close conservation financing gaps, yet their effectiveness depends on governance that links capital to credible outcomes. This study provides the first market‐wide characterization of all 139 live blue bonds outstanding as of November 2025, representing over USD 30 billion in aggregate financing.
Teresa Corzo   +3 more
wiley   +1 more source

Strategic Assessment of Treated Wastewater Reuse Potential in Brazilian Watersheds Using Analytic Hierarchy Process

open access: yesEngineering Reports, Volume 8, Issue 5, May 2026.
Assessment of treated wastewater reuse potential in two Brazilian river basins using the Analytic Hierarchy Process (AHP). The map illustrates the Rio dos Sinos Watershed, where industrial reuse predominates (46%), while in the Rio Sapucaí Watershed reuse for irrigation is dominant (68%).
Yuri Timm Müller   +2 more
wiley   +1 more source

Amazonia 2040: Spatial‐explicit futures scenarios for the mosaic of protected areas in the Lower Rio Negro (MBRN), Brazil

open access: yesEcological Solutions and Evidence, Volume 7, Issue 2, April–June 2026.
Spatial‐explicit futures scenarios were applied in the Mosaic of Protected Areas of the Lower Rio Negro (MBRN), for co‐creating scenarios for the MBRN in the year 2040. Scenario making enabled negotiating desirable futures, aligning values and goals.
Marianna Birmoser Ferreira‐Aulu   +4 more
wiley   +1 more source

Stochastic Modelling of Daily Precipitation in Semi‐Arid Regions Using Markov Chains and Parametric Distributions

open access: yesInternational Journal of Climatology, Volume 46, Issue 4, 30 March 2026.
This study applies stochastic rainfall models combining Markov Chains with gamma and mixed exponential distributions to a semi‐arid climate in Northeast Brazil. Model structures were evaluated using Bayesian Information Criterion (BIC), with maximum likelihood (MLM) for parameter estimation and cumulative distribution functions (CDFs) for validation ...
Gabriel Magno Cavalcante Calado   +5 more
wiley   +1 more source

Critical Slowing Down Reveals Hydrologic Resilience Loss Across Amazon Sub‐Basins

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract The Amazon's hydroclimate exhibits basin‐scale early‐warning signals of critical slowing down (CSD), a statistical signature of declining resilience as systems approach critical transitions. We apply a multi‐metric framework to precipitation, evapotranspiration, Soil moisture (SM), and extreme streamflows, tracking rolling variance, lag‐1 ...
Germán Poveda
wiley   +1 more source

Streamflow Elasticity to Precipitation Distribution and Potential Evapotranspiration Across South America

open access: yesHydrological Processes, Volume 40, Issue 2, February 2026.
Graphical abstract summarizing the modelling experiments used to quantify streamflow elasticity to changes and temporal redistribution of precipitation across South America, highlighting stronger effects of seasonal redistribution and larger responses in humid climates. ABSTRACT This study examines the sensitivity of mean, high and low streamflows (i.e.
A. Kolling Neto   +4 more
wiley   +1 more source

Between Droughts and Floods: The Seasonal Response of Freshwater Snails in Artificial Reservoirs in the Brazilian Semiarid Region

open access: yesPopulation Ecology, Volume 68, Issue 1, January 2026.
We investigate the seasonal dynamics of two freshwater snails, Biomphalaria straminea and Melanoides tuberculata, in artificial reservoirs of the Brazilian semiarid region. Despite regulated hydrology, B. straminea exhibited strong seasonal fluctuations associated with dry periods, while M. tuberculata maintained stable populations throughout the year,
Lucas Henrique Sousa da Silva   +6 more
wiley   +1 more source

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