Results 11 to 20 of about 2,546 (207)

Sediment drying-rewetting cycles enhance greenhouse gas emissions, nutrient and trace element release, and promote water cytogenotoxicity.

open access: yesPLoS ONE, 2020
Increased periods of prolonged droughts followed by severe precipitation events are expected throughout South America due to climate change. Freshwater sediments are especially sensitive to these changing climate conditions.
José R Paranaíba   +12 more
doaj   +1 more source

Estimating taxon‐specific population dynamics in diverse microbial communities

open access: yesEcosphere, 2018
Understanding how population‐level dynamics contribute to ecosystem‐level processes is a primary focus of ecological research and has led to important breakthroughs in the ecology of macroscopic organisms.
Benjamin J. Koch   +11 more
doaj   +1 more source

Impact of drying, freezing and re-wetting events soil leachate in acidic versus calcareous soils [PDF]

open access: yesJournal of the Serbian Chemical Society
This study investigates the impact of drying-rewetting and freezing-rewetting events on soil leachate ion composition across two contrasting geochemical settings through a series of controlled laboratory experiments.
Hukić Emira   +6 more
doaj   +1 more source

The Response of Microbial Communities to Peatland Drainage and Rewetting. A Review

open access: yesFrontiers in Microbiology, 2020
Peatlands are significant global carbon stores and play an important role in mediating the flux of greenhouse gasses into the atmosphere. During the 20th century substantial areas of northern peatlands were drained to repurpose the land for industrial or
Ezra Kitson, Nicholle G. A. Bell
doaj   +1 more source

Community perceptions of peat rewetting in Tumbang Nusa Village, Indonesia [PDF]

open access: yesMires and Peat
Indonesia is committed to rewetting peatlands to reduce the risk of fires and to decrease national greenhouse gas emissions. The three main approaches currently being implemented for rewetting peatlands in Indonesia are: 1) installing dams in drainage ...
Aysha Fleming   +11 more
doaj   +1 more source

Towards large-scale paludiculture: addressing the challenges of biomass harvesting in wet and rewetted peatlands [PDF]

open access: yesMires and Peat, 2015
Peatland drainage causes peat degradation, which results in high greenhouse gas emissions and ongoing subsidence of the ground surface. To avoid further land degradation, the rewetting of peatlands is essential. The new land use concept of paludiculture -
C. Schröder   +4 more
doaj  

Flooding of an abandoned fen by beaver led to highly variable greenhouse gas emissions [PDF]

open access: yesMires and Peat, 2020
Rewetting by beaver is reported from many European peatlands and especially from Belarus, which harbours vast abandoned peat extraction sites and a large beaver population.
M. Minke   +7 more
doaj   +1 more source

Towards developing IPCC methane ‘emission factors’ for peatlands (organic soils) [PDF]

open access: yesMires and Peat, 2012
(1) Huge reductions of carbon dioxide (CO2) and nitrous oxide (N2O) effluxes can be attained by rewetting drained peatlands, but this will increase methane (CH4) effluxes.(2) The scientific data base for methane effluxes from peatlands is much larger ...
J. Couwenberg, C. Fritz
doaj  

Where can rewetting of forested peatland reduce extreme flows? Model experiment on the hydrology of Sweden [PDF]

open access: yesHydrology and Earth System Sciences
Historical drainage to improve forestry practices has resulted in around 7×105 ha drained forested peatland in Sweden. This has reduced the storage of water in the landscape and may impact greenhouse gas emissions, biodiversity, and the damping of ...
M. Elenius   +5 more
doaj   +1 more source

Does peatland rewetting mitigate flooding from extreme rainfall events? [PDF]

open access: yesHydrology and Earth System Sciences
Pristine peatlands are believed to play an important role in regulating hydrological extremes because they can act as reservoirs for rainwater and release it gradually during dry periods.
S. Karimi   +4 more
doaj   +1 more source

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