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11 Results Found

  • Article
  • Open Access
28 Citations
8,467 Views
32 Pages

Unmanned Aircraft System (UAS) Structure-From-Motion (SfM) for Monitoring the Changed Flow Paths and Wetness in Minerotrophic Peatland Restoration

  • Lauri Ikkala,
  • Anna-Kaisa Ronkanen,
  • Jari Ilmonen,
  • Maarit Similä and ,
  • Sakari Rehell,
  • Timo Kumpula,
  • Lassi Päkkilä,
  • Björn Klöve and
  • Hannu Marttila
  • + 4 authors+ 0 author

1 July 2022

Peatland restoration aims to achieve pristine water pathway conditions to recover dispersed wetness, water quality, biodiversity and carbon sequestration. Restoration monitoring needs new methods for understanding the spatial effects of restoration i...

(This article belongs to the Special Issue Remote Sensing for Water Environment Monitoring)
  • Feature Paper
  • Article
  • Open Access
77 Citations
10,935 Views
23 Pages

Topographic Wetness Index as a Proxy for Soil Moisture in a Hillslope Catena: Flow Algorithms and Map Generalization

  • Hans Edwin Winzeler,
  • Phillip R. Owens,
  • Quentin D. Read,
  • Zamir Libohova and ,
  • Amanda Ashworth and
  • Tom Sauer
  • + 1 author+ 0 author

11 November 2022

Topographic wetness index (TWI) is used as a proxy for soil moisture, but how well it performs across varying timescales and methods of calculation is not well understood. To assess the effectiveness of TWI, we examined spatial correlations between i...

(This article belongs to the Special Issue Digital Soil Mapping for Agri-Environmental Management and Sustainability)
  • Article
  • Open Access
9 Citations
6,103 Views
22 Pages

24 February 2018

Fire and pathogen-induced tree mortality are the two dominant forms of disturbance in Western U.S. montane forests. We investigated the consequences of both disturbance types on the controls of microbial activity in soils from 56 plots across a topog...

(This article belongs to the Special Issue How Topography Impacts Forests under Global Change?)
  • Article
  • Open Access
15 Citations
8,932 Views
30 Pages

14 August 2021

The use of topographic airborne LiDAR data has become an essential part of archaeological prospection, particularly as a tool for detecting archaeological features in the landscape. However, its use for landscape reconstruction and understanding arch...

(This article belongs to the Special Issue Remote Sensing of Past Human Land Use)
  • Article
  • Open Access
25 Citations
4,581 Views
15 Pages

18 June 2020

Hydrologic connectivity is related to the water-mediated transport of matter, energy, and organisms within or between elements of the hydrologic cycle. It reflects the hydrological consequences caused by topographic, land cover, and climatic factors,...

(This article belongs to the Section Hydrology)
  • Article
  • Open Access
2 Citations
2,617 Views
13 Pages

Geospatial Approach to Determine Nitrate Values in Banana Plantations

  • Angélica Zamora-Espinoza,
  • Juan Chin,
  • Adolfo Quesada-Román and
  • Veda Obando

Banana (Musa sp.) is one of the world’s most planted and consumed crops. Analysis of plantations using a geospatial perspective is growing in Costa Rica, and it can be used to optimize environmental analysis. The aim of this study was to propos...

(This article belongs to the Special Issue Research Progress and Challenges of Agricultural Information Technology)
  • Article
  • Open Access
21 Citations
10,353 Views
20 Pages

26 March 2019

On 3 June 2018, a strong eruption of the Fuego volcano in Guatemala produced a dense cloud of 10-km-high volcanic ash and destructive pyroclastic flows that caused nearly 200 deaths and huge economic losses in the region. Subsequently, due to heavy r...

(This article belongs to the Special Issue Remote Sensing of Volcanic Processes and Risk)
  • Article
  • Open Access
51 Citations
9,442 Views
29 Pages

28 February 2021

One of the best preconditions for the sufficient monitoring of peat bog ecosystems is the collection, processing, and analysis of unique spatial data to understand peat bog dynamics. Over two seasons, we sampled groundwater level (GWL) and soil moist...

(This article belongs to the Section Environmental Remote Sensing)
  • Article
  • Open Access
14 Citations
4,604 Views
16 Pages

Teasing Apart Silvopasture System Components Using Machine Learning for Optimization

  • Tulsi P. Kharel,
  • Amanda J. Ashworth,
  • Phillip R. Owens,
  • Dirk Philipp and ,
  • Andrew L. Thomas and
  • Thomas J. Sauer
  • + 1 author+ 0 author

Silvopasture systems combine tree and livestock production to minimize market risk and enhance ecological services. Our objective was to explore and develop a method for identifying driving factors linked to productivity in a silvopastoral system usi...

  • Article
  • Open Access
5 Citations
3,321 Views
21 Pages

6 September 2024

Wetland ecosystems are experiencing rapid degradation due to human activities, particularly the diversion of natural flows for various purposes, leading to significant alterations in wetland hydrology and their ecological functions. However, understa...

(This article belongs to the Special Issue Remote Sensing for Land Degradation and Drought Monitoring II)
  • Article
  • Open Access
2 Citations
2,078 Views
19 Pages

12 December 2024

Monitoring groundwater pollution is an important issue in terms of analyzing threats to protected, environmentally valuable areas. The topographical and environmental characteristics of a given area are often mentioned among the factors affecting the...

(This article belongs to the Section Forest Soil)