Martin Rudbeck Jepsen

ORCID: 0000-0002-1107-7260
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About
Contact & Profiles
Research Areas
  • Conservation, Biodiversity, and Resource Management
  • Land Use and Ecosystem Services
  • Forest Management and Policy
  • Ecology and Vegetation Dynamics Studies
  • Forest ecology and management
  • Remote Sensing and LiDAR Applications
  • Cervical Cancer and HPV Research
  • Land Rights and Reforms
  • Hepatitis B Virus Studies
  • Remote Sensing in Agriculture
  • Agriculture, Land Use, Rural Development
  • Rural development and sustainability
  • Salmonella and Campylobacter epidemiology
  • Geographic Information Systems Studies
  • Environmental Impact and Sustainability
  • Economic and Environmental Valuation
  • Rangeland Management and Livestock Ecology
  • Cambodian History and Society
  • Wildlife Ecology and Conservation
  • Agricultural Innovations and Practices
  • Sustainable Agricultural Systems Analysis
  • Agriculture Sustainability and Environmental Impact
  • Soil erosion and sediment transport
  • Sustainability and Ecological Systems Analysis
  • Climate change impacts on agriculture

Geocenter Denmark
2012-2024

University of Copenhagen
2015-2024

Digital Research Alliance of Canada
2024

Bioversity International
2024

Leibniz Centre for Agricultural Landscape Research
2024

Chinese Academy of Sciences
2023

Laboratoire des Sciences du Climat et de l'Environnement
2023

Danish Geodata Agency
2020

Technical University of Denmark
2017

National Taiwan University
2012

Land use policies have turned southern China into one of the most intensively managed forest regions in world, with actions maximizing cover on soils marginal agricultural potential while concurrently increasing livelihoods and mitigating climate change. Based satellite observations, here we show that diverse land changes increased standing aboveground carbon stocks by 0.11 ± 0.05 Pg C y-1 during 2002-2017. Most this regional sink was contributed newly established forests (32%), already...

10.1038/s41467-019-13798-8 article EN cc-by Nature Communications 2020-01-08

Assessing changes in the extent and management intensity of land use is crucial to understanding land-system dynamics their environmental social outcomes. Yet, spatial patterns intensity, thus how they might relate uses, remains unclear for many world regions. We compiled analyzed high-resolution, spatially-explicit land-use change indicators capturing both cropland, grazing land, forests, urban areas all Europe period 1990–2006. Based on these indicators, we identified hotspots explored...

10.1088/1748-9326/11/6/064020 article EN cc-by Environmental Research Letters 2016-06-01

Abstract Above‐ground vegetation biomass is one of the major carbon sinks and provides both provisioning (e.g., forestry products) regulating ecosystem services (by sequestering carbon). Continuing deforestation climate change threaten this natural resource but can effectively be countered by national conservation policies. Here we present time series (1999–2017) derived from complementary satellite systems to describe a phenomenon global significance: greening South China Karst. We find...

10.1029/2018ef000890 article EN cc-by-nc-nd Earth s Future 2018-06-15

Mapping anthropogenic forest disturbances has largely been focused on distinct delineations of events deforestation using optical satellite images. In the tropics, frequent cloud cover and challenge quantifying degradation remain problematic. this study, we detect processes deforestation, successional dynamics, long-wavelength radar (L-band from ALOS PALSAR) backscatter. We present a detection algorithm that allows for repeated same land, identifies areas with slow- fast-recovering changes...

10.1088/1748-9326/10/3/034014 article EN cc-by Environmental Research Letters 2015-03-01

Abstract Global climate change is predicted to alter precipitation and temperature patterns across the world, affecting a range of infectious diseases particularly foodborne infections such as Campylobacter . In this study, we used national surveillance data analyse relationship between campylobacteriosis in Denmark, Finland, Norway Sweden estimate impact changes on future disease patterns. We show that incidences are linked increases especially week before illness, suggesting non-food...

10.1038/s41598-020-70593-y article EN cc-by Scientific Reports 2020-08-17

Abstract Aim The establishment of protected areas is among the most widespread responses to mitigate species loss. Although are often assumed have conservation benefits, negative impacts also been documented. One potential outcome leakage, whereby displace land‐use activities harmful into adjacent areas. This can undermine protection by accelerating loss or skewing judgements effectiveness. study assessed prevalence deforestation leakage in a pan‐tropical and subtropical selection 120...

10.1111/geb.13172 article EN cc-by Global Ecology and Biogeography 2020-08-18

Abstract Forest expansion has been observed in China over the past decades, but typically applied coarse resolution satellite data does not reveal spatial details about China’s forest transition. By using three decades of observations at a 30-m resolution, we here complex spatiotemporal patterns individual stands forming return history southern China. We calculate age, densification rates, and annual fragmentation show that area surge around 2010 is result trees planted after 2000 formed...

10.1038/s43247-023-00923-1 article EN cc-by Communications Earth & Environment 2023-07-18

Objectives: The objective of this study was to simulate human papillomavirus (HPV) infection in a heterosexual population and subsequently analyze the incremental costs effects introducing vaccination program against HPV types 6, 11, 16, 18 Denmark compared with screening alone. Methods: analysis performed two phases. First, an agent-based transmission model developed that described without vaccination. Second, performed. results prevalence estimates HPV, genital warts, cervical...

10.1017/s0266462310000085 article EN International Journal of Technology Assessment in Health Care 2010-04-01

Kaohsiung City, a modern metropolis of 1.5 million persons, has been the focus dengue virus activity in Taiwan for several decades. The aim this study was to provide temporal and spatial description epidemiology City by using data all laboratory-confirmed cases during 2003-2009. We investigated age- sex-dependent incidence rates spatiotemporal patterns confirmed through passive or active surveillance. Elderly persons were at particularly high risk virus-related sickness death. Of cases, ≈75%...

10.3201/eid1810.111929 article EN cc-by Emerging infectious diseases 2012-08-30

Insecticide (Malathion-60) was applied to replicated plots in a calcicolous grassland establishing naturally on field abandoned from cereal cultivation five years ago. Comparison with matched control showed that both the direction and rate of plant succession over two-year period were influenced by natural levels insect herbivory. The insecticide had no independent effect growth.

10.2307/3565202 article EN Oikos 1988-06-01

Whitebox cryptography aims to ensure the security of cryptographic algorithms in whitebox model where adversary has full access execution environment. To attain this setting is a challenging problem: Indeed, all published implementations standard symmetric-key such as AES date have been practically broken. However, far we know, no implementation real-world products suffered from key recovery attack. This due fact that commercial deploy additional software protection mechanisms on top...

10.46586/tosc.v2017.i1.307-328 article EN cc-by IACR Transactions on Symmetric Cryptology 2017-03-08
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