David Dent

ORCID: 0000-0001-7521-9603
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About
Contact & Profiles
Research Areas
  • Remote Sensing in Agriculture
  • Soil Carbon and Nitrogen Dynamics
  • Soil and Environmental Studies
  • Soil Geostatistics and Mapping
  • Soil and Land Suitability Analysis
  • Rangeland Management and Livestock Ecology
  • Land Use and Ecosystem Services
  • Remote Sensing and Land Use
  • Marine and environmental studies
  • Land Rights and Reforms
  • Water resources management and optimization
  • Geochemistry and Geologic Mapping
  • Mine drainage and remediation techniques
  • Remote Sensing and LiDAR Applications
  • Crop Yield and Soil Fertility
  • Sustainable Development and Environmental Policy
  • Soil erosion and sediment transport
  • Legume Nitrogen Fixing Symbiosis
  • Sustainable Agricultural Systems Analysis
  • Conservation, Biodiversity, and Resource Management
  • Agriculture and Biological Studies
  • Urban and Rural Development Challenges
  • Agriculture Sustainability and Environmental Impact
  • Geology and Paleoclimatology Research
  • Insect-Plant Interactions and Control

University of Nottingham
2024

University of Manchester
2024

Agricultural Development Advisory Service (United Kingdom)
2024

National Physical Laboratory
2024

Chestnut Hill College
2011-2023

University of East Anglia
1983-2022

Norwich Research Park
2022

Azotic Technologies (United Kingdom)
2017

Norwich University
2013

ISRIC - World Soil Information
2002-2011

Abstract Land degradation is always with us but its causes, extent and severity are contested. We define land as a long‐term decline in ecosystem function productivity, which may be assessed using long‐term, remotely sensed normalized difference vegetation index (NDVI) data. Deviation from the norm serve proxy assessment of improvement – if other factors that responsible taken into account. These include rainfall effects by rain‐use efficiency, calculated NDVI rainfall. Results analysis...

10.1111/j.1475-2743.2008.00169.x article EN Soil Use and Management 2008-07-24

10.1016/0016-7061(95)00013-e article EN Geoderma 1995-08-01

Till exposed at the retreating margin of Breidamerkurjökull has a two-layer structure; an upper horizon high void ratio and with concentration fines, underlying, denser, less fine-grained platy structure. It is suggested that undergone continuous subglacial shearing in which dilation interparticle crushing have occurred, latter having produced much grain generally attributed to glacial transport may well be post-depositional origin. The lower thought lain below level shear stresses imposed...

10.1080/04353676.1974.11879895 article EN Geografiska Annaler Series A Physical Geography 1974-10-01

Investigations of the pattern variation in texture and structure an extensive lodgement till currently being exposed by glacier retreat reveal roles three groups processes. These are depositional processes which influence sorting till, post-depositional sub-glacial shearing crushing increase silt concentration immediately below sole reduce density dilation due to shear, soil-forming operating beyond margin.Once is dilatant layer destroyed compaction drainage, percolating water carries fines...

10.1080/04353676.1974.11879894 article EN Geografiska Annaler Series A Physical Geography 1974-10-01

Haber's invention of the synthesis ammonia from its elements is one cornerstones modern civilization. For nearly a century, agriculture has come to rely on synthetic nitrogen fertilizers produced ammonia. This large-scale production now supporting half world's population through increased food production. But whilst use brought enormous benefits, including those Green Revolution, world needs disengage our ever-increasing reliance fossil fuels. Their pollution atmosphere and water systems...

10.1186/s40066-016-0084-2 article EN cc-by Agriculture & Food Security 2017-01-03

10.1080/00207233.2021.2017171 article EN International Journal of Environmental Studies 2022-01-10

Our purpose is a preliminary assessment of the effects war in Ukraine on its soils. Realistic diagnosis demands details at scale which operates. Lacking soil map this scale, and new survey being out question, we modelled predictive whole country 1:10,000. This enables accurate areas damage ecosystem services foregone. Mimicking personalised medicine precision-agriculture principle, farm by type, can now set about healing type – drawing particular resilience soils make allowance for their...

10.1080/00207233.2022.2152254 article EN International Journal of Environmental Studies 2022-12-12

10.1016/0341-8162(93)90023-i article EN CATENA 1993-12-01

10.1016/j.jenvman.2007.09.008 article EN Journal of Environmental Management 2007-12-21

Land degradation is a global issue on par with climate change and loss of biodiversity, but its extent severity are only roughly known there little detail the immediate processes – let alone drivers. Earth-observation methods enable monitoring land in consistent, physical way scale by making use vegetation productivity and/or as proxies. Most recent studies indicate general greening trend, improved data sets analysis also show combination browning trends. Statistically based linear trends...

10.1080/01431161.2010.512946 article EN International Journal of Remote Sensing 2011-08-11

10.1080/00207233.2024.2444240 article EN International Journal of Environmental Studies 2025-01-02

Abstract Massive investments in climate change mitigation and adaptation are projected during coming decades. Many of these will seek to modify how land is managed. The return on both types can be increased through an understanding potential: the potential support primary production ecosystem services, its resilience. A Land‐Potential Knowledge System (LandPKS) being developed implemented provide individual users with point‐based estimates based integration simple, geo‐tagged user inputs...

10.1002/ehs2.1209 article EN cc-by Ecosystem health and sustainability 2016-03-01

ABSTRACTGreenhouse gases do not generate heat. Bare ground is the furnace: vegetation and water cycle provide air-conditioning. Heat emitted as infrared radiation; greenhouse in atmosphere absorb some of this outgoing radiation which then heats or reabsorbed by land and, mainly, oceans. So, control gas emissions necessary urgent – but it will be enough to arrest global heating does nothing for cycle. Clearance natural landscapes agriculture has driven disrupted Regenerative combats these...

10.1080/00207233.2023.2245287 article EN International Journal of Environmental Studies 2023-08-14
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