Search Results - "Ralf Kiese"
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Trade‐offs between soil carbon sequestration and reactive nitrogen losses under straw return in global agroecosystems
Published in Global change biology (01-12-2018)“…It is widely recommended that crop straw be returned to croplands to maintain or increase soil carbon (C) storage in arable soils. However, because C and…”
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Impacts of climate and land use on N2O and CH4 fluxes from tropical ecosystems in the Mt. Kilimanjaro region, Tanzania
Published in Global change biology (01-03-2018)“…In this study, we quantify the impacts of climate and land use on soil N2O and CH4 fluxes from tropical forest, agroforest, arable and savanna ecosystems in…”
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Effects of climate warming on carbon fluxes in grasslands— A global meta‐analysis
Published in Global change biology (01-05-2019)“…Climate warming will affect terrestrial ecosystems in many ways, and warming‐induced changes in terrestrial carbon (C) cycling could accelerate or slow future…”
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The nitrogen cycle: A review of isotope effects and isotope modeling approaches
Published in Soil biology & biochemistry (01-02-2017)“…The nitrogen (N) cycle involves a set of N compounds transformed by plants and microbes. Some of these N compounds, such as nitrous oxide (N2O) or nitrate…”
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Livestock enclosures in drylands of Sub-Saharan Africa are overlooked hotspots of N2O emissions
Published in Nature communications (15-09-2020)“…Sub-Saharan Africa (SSA) is home to approximately ¼ of the global livestock population, which in the last 60 years has increased by factors of 2.5–4 times for…”
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Land Use and Precipitation Affect Organic and Microbial Carbon Stocks and the Specific Metabolic Quotient in Soils of Eleven Ecosystems of Mt. Kilimanjaro, Tanzania
Published in Land degradation & development (01-04-2016)“…Tropical ecosystems are under increasing pressure of land‐use changes, strongly affecting the carbon cycle. Conversion from natural to agri‐cultural ecosystems…”
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Simultaneous quantification of N2, NH3 and N2O emissions from a flooded paddy field under different N fertilization regimes
Published in Global change biology (01-04-2020)“…Gaseous nitrogen (N) emissions, especially emissions of dinitrogen (N2) and ammonia (NH3), have long been considered as the major pathways of N loss from…”
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Dinitrogen (N2) pulse emissions during freeze-thaw cycles from montane grassland soil
Published in Biology and fertility of soils (01-10-2020)“…Short-lived pulses of soil nitrous oxide (N 2 O) emissions during freeze-thaw periods can dominate annual cumulative N 2 O fluxes from temperate managed and…”
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Impacts of management and climate change on nitrate leaching in a forested karst area
Published in Journal of environmental management (01-01-2016)“…Forest management and climate change, directly or indirectly, affect drinking water resources, both in terms of quality and quantity. In this study in the…”
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Rapid loss of organic carbon and soil structure in mountainous grassland topsoils induced by simulated climate change
Published in Geoderma (01-02-2024)“…•Simulated warming caused a rapid loss of OC in mountainous grassland soils rich in OM.•SOC loss was associated with a disruption of…”
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Greenhouse gas fluxes from an Australian subtropical cropland under long-term contrasting management regimes
Published in Global change biology (01-10-2011)“…The long‐term effects of conservation management practices on greenhouse gas fluxes from tropical/subtropical croplands remain to be uncertain. Using both…”
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Seasonality of stable isotope composition of atmospheric water input at the southern slopes of Mt. Kilimanjaro, Tanzania
Published in Hydrological processes (30-10-2017)“…To understand the moisture regime at the southern slopes of Mt. Kilimanjaro, we analysed the isotopic variability of oxygen (δ18O) and hydrogen (δD) of…”
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Nitrous oxide emissions from a cropped soil in a semi-arid climate
Published in Global change biology (01-01-2008)“…Understanding nitrous oxide (N₂O) emissions from agricultural soils in semi-arid regions is required to better understand global terrestrial N₂O losses…”
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Biotic and abiotic controls on carbon storage in aggregates in calcareous alpine and prealpine grassland soils
Published in Biology and fertility of soils (01-02-2021)“…Alpine and prealpine grasslands provide various ecosystem services and are hotspots for the storage of soil organic C (SOC) in Central Europe. Yet, information…”
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Denitrification Is the Main Nitrous Oxide Source Process in Grassland Soils According to Quasi‐Continuous Isotopocule Analysis and Biogeochemical Modeling
Published in Global biogeochemical cycles (01-06-2020)“…Isotopic composition of soil‐emitted nitrous oxide (N2O), especially the intramolecular distribution of 15N in N2O known as site preference (SP), can be used…”
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Soil-atmosphere exchange of N2O, CH4, and CO2 and controlling environmental factors for tropical rain forest sites in western Kenya
Published in Journal of Geophysical Research - Atmospheres (16-02-2007)“…N2O, CH4 and CO2 soil‐atmosphere exchange and controlling environmental factors were studied for a 3‐month period (dry‐wet season transition) at the Kakamega…”
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Nitrous oxide fluxes from a grain-legume crop (narrow-leafed lupin) grown in a semiarid climate
Published in Global change biology (01-02-2011)“…Understanding nitrous oxide (N2O) fluxes from grain–legume crops in semiarid and arid regions is necessary if we are to improve our knowledge of global…”
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A redistribution of nitrogen fertiliser across global croplands can help achieve food security within environmental boundaries
Published in Communications earth & environment (01-12-2023)“…Abstract A major societal challenge is to produce sufficient food for a growing global population while simultaneously reducing agricultural nitrogen pollution…”
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Editorial: Greenhouse gas emissions from terrestrial freshwater ecosystems: spatial and temporal hot spots
Published in Frontiers in water (26-03-2024)Get full text
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Correction to: Biotic and abiotic controls on carbon storage in aggregates in calcareous alpine and prealpine grassland soils
Published in Biology and fertility of soils (01-10-2021)Get full text
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