Alan D. Radbourne

ORCID: 0000-0003-3167-5783
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About
Contact & Profiles
Research Areas
  • Aquatic Ecosystems and Phytoplankton Dynamics
  • Geology and Paleoclimatology Research
  • Marine and coastal ecosystems
  • Plant responses to elevated CO2
  • Atmospheric chemistry and aerosols
  • Freshwater macroinvertebrate diversity and ecology
  • Soil and Water Nutrient Dynamics
  • Groundwater and Isotope Geochemistry
  • Isotope Analysis in Ecology
  • Land Use and Ecosystem Services
  • Groundwater flow and contamination studies
  • Air Quality and Health Impacts
  • Crop Yield and Soil Fertility
  • Conservation, Biodiversity, and Resource Management
  • Peatlands and Wetlands Ecology
  • Remote Sensing and LiDAR Applications
  • Agriculture, Land Use, Rural Development
  • Soil and Unsaturated Flow
  • Fire effects on ecosystems
  • Plant Water Relations and Carbon Dynamics
  • Soil Moisture and Remote Sensing

UK Centre for Ecology & Hydrology
2019-2023

Loughborough University
2017-2020

Peatlands are highly dynamic systems, able to accumulate carbon over millennia under natural conditions, but susceptible rapid subsidence and loss when drained. Short-term, seasonal long-term peat surface elevation changes closely linked key peatland attributes such as water table depth (WTD) balance, may be measured remotely using satellite radar LiDAR methods. However, field measurements of change spatially temporally sparse, reliant on low-resolution manual pole measurements, or expensive...

10.3389/fenvs.2021.630752 article EN cc-by Frontiers in Environmental Science 2021-03-22

Abstract Many studies have viewed lakes as quasi‐static systems with regard to the rate of organic carbon (OC) burial, assuming that dominant control on BE is sediment mineralization. However, in undergoing eutrophication or oligotrophication (i.e., altered nutrient loading), climatic forcing, changes primary production will vary both longer (> 10 yr) and shorter (seasonal) timescales, influencing OC accumulation subsequent permanent burial. Here, we consider extent which burial reflects...

10.1002/lno.10512 article EN cc-by Limnology and Oceanography 2017-03-09

Abstract Nutrient availability and climate have substantial effects on the structure function of lakes. Predicted changes to (particularly temperature) over 21st century are expected adjust physical lake functions, changing thermal nutrient use processes. Both increasing anthropogenic inputs net reductions following remediation will also drive ecological change. Therefore, there is an necessity disentangle temperature change lakes understand how they might act in additive antagonistic ways....

10.1111/fwb.13293 article EN cc-by Freshwater Biology 2019-03-22

Ground-level ozone (O3) pollution is known to adversely affect the production of O3-sensitive crops such as wheat. The magnitude impact dependent on accumulated stomatal flux O3 into leaves. In well-irrigated plants, leaf pores (stomata) tend be wide open, which stimulates and therefore adverse yield. To test whether reduced irrigation might mitigate impacts flag photosynthesis yield parameters, we exposed an Kenyan wheat variety peak concentrations 30 80 ppb for four weeks in solardomes...

10.3390/plants8070220 article EN cc-by Plants 2019-07-12

Although the oxygen isotope composition (δ18O) of calcite (δ18Ocalcite) and, to a lesser extent, diatom silica (δ18Odiatom) are widely used tracers past hydroclimates (especially temperature and surface water hydrology), degree which these two hosts simultaneously acquire their signals in modern lacustrine environments, or how altered during initial sedimentation, is poorly understood. Here, we present unique dataset from natural limnological laboratory explore issues. This study compares...

10.1016/j.chemgeo.2020.119705 article EN cc-by Chemical Geology 2020-06-09

The European Union’s ‘Green Deal’ proposes an ambitious roadmap towards climate neutrality by 2050 and the adoption of a circular economy. Functional AgroBiodiversity (FAB) measures, which balance food production with minimised impacts on nature, are promising way to achieve this farmland. Here, we undertake rapid evidence assessment highlight Agro-Biodiversity management measures help realise biodiversity, neutrality, efficiency in use natural resources We report effectiveness 10 common FAB...

10.3390/land12112078 article EN cc-by Land 2023-11-18

Abstract The sensitivity of photosynthesis to temperature has been identified as a key uncertainty for projecting the magnitude terrestrial carbon cycle response future climate change. Although thermal acclimation under rising reported in many tree species, whether tropospheric ozone (O 3 ) affects capacity remains unknown. In this study, responses (light‐saturated rate ( A sat ), maximum rates RuBP carboxylation V cmax and electron transport J max dark respiration R Populus tremula exposed...

10.1111/gcb.15564 article EN Global Change Biology 2021-02-20

The tropical-grown crops common bean (Phaseolus vulgaris), mung (Vigna radiate), cowpea unguiculata), pearl millet (Pennisetum glaucum), finger (Eleusine coracana), amaranth (Amaranthus hypochonriacus), sorghum (Sorghum bicolour) and wheat (Triticum aestivum) were exposed to different concentrations of the air pollutant ozone in experimental Solardome facilities. plants treatments for between one four months, depending on species. There was a large decrease yield protein-rich beans cowpeas...

10.1016/j.sciaf.2020.e00482 article EN cc-by Scientific African 2020-07-12

Abstract We explored the roles of phytoplankton production, carbon source, and human activity on accumulation in a eutrophic lake (Rostherne Mere, UK) to understand how changes nutrient loading, algal community structure catchment management can influence sequestration sediments. Water samples (dissolved inorganic, organic particulate carbon) were analysed investigate contemporary sources. Multiple variables 55-cm sediment core, which represents last ~ 90 years accumulation, studied...

10.1007/s10933-020-00141-1 article EN cc-by Journal of Paleolimnology 2020-07-06

Abstract Sediment trapping is a widely accepted technique in lake studies for analyzing seasonal limnological events and can provide insight into ecological succession as well the dynamics of organic inorganic fluxes. More recently, flux measurement from traps has been especially important estimating whole‐lake C sequestration basis regional global upscaling budgets across types. However, in‐trap mineralization or dissolution components collected sediment (seston) not systematically...

10.1002/lom3.10369 article EN cc-by Limnology and Oceanography Methods 2020-07-01

Abstract Nutrient reduction in impacted lowland freshwater systems is ecologically and culturally important. Gaining a greater insight into how lakes respond to lowering nutrient loads climate-driven physical limnology affects present future cycling of available nutrients important for ecosystem resource management. This study examines the decline hypereutrophic lake (Rostherne Mere, Cheshire, UK) 25 years after sewage effluent diversion, uniquely long-term analysis recovering nutrient-rich...

10.1007/s10021-019-00442-1 article EN cc-by Ecosystems 2019-09-20
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