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108 Results Found

  • Article
  • Open Access
92 Citations
14,185 Views
33 Pages

WASP 8: The Next Generation in the 50-year Evolution of USEPA’s Water Quality Model

  • Tim Wool,
  • Robert B. Ambrose,
  • James L. Martin and
  • Alex Comer

14 May 2020

The Water Quality Analysis Simulation Program (WASP) helps users interpret and predict water quality responses to natural phenomena and manmade pollution for various pollution management decisions. WASP is a dynamic compartment-modeling program for a...

  • Article
  • Open Access
10 Citations
4,067 Views
17 Pages

17 March 2020

This paper presents several applications of Wien Automatic System Planning (WASP) tool to address specific modeling challenges encountered in power system expansion planning problems. Although WASP has been used by power system planners around the wo...

  • Article
  • Open Access
24 Citations
5,971 Views
20 Pages

11 October 2021

In recent years, the severe deterioration of water quality and eutrophication in the Yangtze River has brought much trouble to people’s lives. Because of this, numerous management departments have paid more and more attention to the treatment of the...

  • Article
  • Open Access
12 Citations
2,758 Views
15 Pages

25 May 2023

The water bodies of the Saskatchewan Prairies suffer multiple stressors, and demand for water is expected to increase. Water quality models can help evaluate water management strategies and risks such as climate change. This study assesses the impact...

  • Article
  • Open Access
1 Citations
1,202 Views
29 Pages

Modeling Metal(loid)s Transport in Arid Mountain Headwater Andean Basin: A WASP-Based Approach

  • Daniela Castillo,
  • Ricardo Oyarzún,
  • Pablo Pastén,
  • Christopher D. Knightes,
  • Denisse Duhalde,
  • José Luis Arumí,
  • Jorge Núñez and
  • José Antonio Díaz

26 June 2025

The occurrence of toxic metal(loid)s in surface freshwater is a global concern due to its impacts on human and ecosystem health. Conceptual and quantitative metal(loid) models are needed to assess the impact of metal(loid)s in watersheds affected by...

  • Article
  • Open Access
5 Citations
2,438 Views
17 Pages

7 September 2023

The prairie waterbodies face a future of warming temperatures and growing water demands. There are increasing concerns about how water quality will be affected. Water quality models are an effective tool for examining scenarios of future conditions t...

  • Article
  • Open Access
17 Citations
4,777 Views
21 Pages

30 January 2023

This article covers the analysis of the impact of agricultural and municipal pollution on surface waters in a selected pilot section of the Dunajec River in Poland. The analysis was performed using the dynamic Water Quality Analysis Simulation Progra...

  • Article
  • Open Access
12 Citations
3,963 Views
16 Pages

Fraternine, a Novel Wasp Peptide, Protects against Motor Impairments in 6-OHDA Model of Parkinsonism

  • Andréia Mayer Biolchi,
  • Danilo Gustavo Rodrigues de Oliveira,
  • Henrique de Oliveira Amaral,
  • Gabriel Avohay Alves Campos,
  • Jacqueline Coimbra Gonçalves,
  • Adolfo Carlos Barros de Souza,
  • Marcos Robalinho Lima,
  • Luciano Paulino Silva and
  • Márcia Renata Mortari

27 August 2020

Parkinson’s disease (PD) is a progressive neurodegenerative condition that affects the Central Nervous System (CNS). Insect venoms show high molecular variability and selectivity in the CNS of mammals and present potential for the development o...

  • Article
  • Open Access
42 Citations
3,826 Views
17 Pages

28 January 2021

Sirex nitobei, an Asian native wood wasp species, is a major pest in coniferous commercial forestry, infesting and weakening conifers through its obligate mutualism with a wood-rotting fungus species. The combination of wood wasp larvae and obligate...

  • Article
  • Open Access
306 Views
31 Pages

This research proposes a quantitative cavitation-coefficient identification method based on a VMD-SWO-BiLSTM model, addressing the current limitations of existing machine-learning-based cavitation diagnostics, which mainly classify cavitation stages...

  • Article
  • Open Access
49 Citations
9,292 Views
35 Pages

29 October 2012

The objective of this work was to assess the accuracy of various coupled mesoscale-microscale wind flow modeling methodologies for wind energy applications. This is achieved by examining and comparing mean wind speeds from several wind flow modeling...

  • Review
  • Open Access
2 Citations
4,903 Views
24 Pages

7 June 2018

Wind energy is relevant to self-sufficiency in urban areas, but the accuracy of wind assessment is a barrier to allowing wind energy development. The aim of this work is to test the performance of the Griggs-Putnam Index of Deformity of trees (G-PID)...

  • Article
  • Open Access
4 Citations
1,656 Views
44 Pages

An Improved Spider Wasp Optimizer for UAV Three-Dimensional Path Planning

  • Haijun Liang,
  • Wenhai Hu,
  • Lifei Wang,
  • Ke Gong,
  • Yuxi Qian and
  • Longchao Li

16 December 2024

This paper proposes an Improved Spider Wasp Optimizer (ISWO) to address inaccuracies in calculating the population (N) during iterations of the SWO algorithm. By innovating the population iteration formula and integrating the advantages of Differenti...

  • Article
  • Open Access
49 Citations
25,608 Views
20 Pages

10 August 2018

One of the challenging problems of Punjab, the most populous province of Pakistan, is the surface water-quality problem of the Ravi River, which flows through the main cities of the province. At present, the overall status of water quality is very po...

  • Article
  • Open Access
1 Citations
2,468 Views
27 Pages

Multi-project staff scheduling optimization is a critical challenge in engineering management. However, traditional methods often overlook employee welfare, resulting in scheduling solutions that lack a people-centered approach. This study develops a...

  • Article
  • Open Access
63 Citations
11,107 Views
15 Pages

Impacts of Climate Change on the Water Quality of a Regulated Prairie River

  • Nasim Hosseini,
  • Jacinda Johnston and
  • Karl-Erich Lindenschmidt

10 March 2017

Flows along the upper Qu’Appelle River are expected to increase in the future via increased discharge from Lake Diefenbaker to meet the demands of increased agricultural and industrial activity and population growth in southern Saskatchewan. This inc...

  • Article
  • Open Access
8 Citations
3,385 Views
14 Pages

Modelling Transport and Fate of Copper and Nickel across the South Saskatchewan River Using WASP—TOXI

  • Saurabh Prajapati,
  • Pouya Sabokruhie,
  • Markus Brinkmann and
  • Karl-Erich Lindenschmidt

8 January 2023

The South Saskatchewan River (SSR) is one of the most important river systems in Saskatchewan and, arguably, in Canada. Most of the Saskatchewan residents, industries, and powerplants depend on the SSR for their water requirements. An established 1D...

  • Article
  • Open Access
1 Citations
1,239 Views
32 Pages

11 August 2025

Soil moisture serves as a critical factor in the hydrological cycle, affecting plant growth, ecosystem health, and groundwater reserves. Current methods for monitoring and predicting it fail to account for the complexities introduced by climatic vari...

  • Review
  • Open Access
28 Citations
5,404 Views
18 Pages

24 September 2019

Solitary wasps use their stinging venoms for paralyzing insect or spider prey and feeding them to their larvae. We have surveyed bioactive substances in solitary wasp venoms, and found antimicrobial peptides together with some other bioactive peptide...

  • Article
  • Open Access
9 Citations
4,181 Views
14 Pages

8 August 2020

Phospholipase A1 from Thai banded tiger wasp (Vespa affinis) venom also known as Ves a 1 plays an essential role in fatal vespid allergy. Ves a 1 becomes an important therapeutic target for toxin remedy. However, established Ves a 1 structure or a me...

  • Article
  • Open Access
8 Citations
3,737 Views
19 Pages

Proof-of-Concept of a Quasi-2D Water-Quality Modelling Approach to Simulate Transverse Mixing in Rivers

  • Pouya Sabokruhie,
  • Eric Akomeah,
  • Tammy Rosner and
  • Karl-Erich Lindenschmidt

2 November 2021

A quasi-two-dimensional (quasi-2D) modelling approach is introduced to mimic transverse mixing of an inflow into a river from one of its banks, either an industrial outfall or a tributary. The concentrations of determinands in the inflow vary greatly...

  • Article
  • Open Access
17 Citations
6,567 Views
24 Pages

ScoRE—A Simple Approach to Select a Water Quality Model

  • Marcos Mateus,
  • Ricardo da Silva Vieira,
  • Carina Almeida,
  • Miguel Silva and
  • Filipa Reis

9 December 2018

Over the past decades, water quality models have become unique tools in the management of aquatic resources. A consequence of their widespread application is the significant number of models now available. Available methodologies to compare models pr...

  • Article
  • Open Access
9 Citations
3,596 Views
23 Pages

20 March 2023

Anthropogenic sources of nutrients cause eutrophication in coastal waters. Narraganset Bay (USA), the largest estuary in New England, has large seasonal zones of hypoxia. In response, management strategies have been implemented to reduce nutrient loa...

  • Article
  • Open Access
7 Citations
4,340 Views
29 Pages

23 February 2023

Water quality is a major concern globally and in headwater catchments of developing countries it is often poorly managed. In these catchments, having scarce and heterogeneous information hinders the development of water quality assessments and predic...

  • Feature Paper
  • Article
  • Open Access
6 Citations
6,861 Views
14 Pages

Paulistine—The Functional Duality of a Wasp Venom Peptide Toxin

  • Helen Andrade Arcuri,
  • Paulo Cesar Gomes,
  • Bibiana Monson De Souza,
  • Nathalia Baptista Dias,
  • Patrícia Brigatte,
  • Rodrigo Guerino Stabeli and
  • Mario Sergio Palma

29 February 2016

It has been reported that Paulistine in the venom of the wasp Polybia paulista co-exists as two different forms: an oxidized form presenting a compact structure due to the presence of a disulfide bridge, which causes inflammation through an apparent...

  • Article
  • Open Access
13 Citations
7,429 Views
15 Pages

20 April 2016

A global sensitivity analysis was carried out on a water quality model to quantify the spatial changes in parameter sensitivity of a model of a large prairie river, the South Saskatchewan River (SSR). The method is used to assess the relative impacts...

  • Article
  • Open Access
61 Citations
11,208 Views
19 Pages

Modelling Dissolved Oxygen Depression in an Urban River in China

  • Jingshui Huang,
  • Hailong Yin,
  • Steven C. Chapra and
  • Qi Zhou

14 July 2017

Dissolved oxygen (DO) depression in urban rivers appears to be increasing in developing countries, which causes severe aquatic ecosystem stresses. One urban river which suffers DO depression under low flow conditions and requires systematic research...

  • Article
  • Open Access
3,238 Views
16 Pages

Evaluation of the Antimicrobial Properties of a Natural Peptide from Vespa mandarinia Venom and Its Synthetic Analogues as a Possible Route to Defeat Drug-Resistant Microbes

  • Jin Zhang,
  • Ruize Sun,
  • Zhiwei Chen,
  • Chunyuan Zhou,
  • Chengbang Ma,
  • Mei Zhou,
  • Xiaoling Chen,
  • Tianbao Chen,
  • Chris Shaw and
  • Lei Wang

25 August 2022

Antimicrobial peptides (AMPs) from wasp venom have a good track record and potential for drug development as tools against development of antimicrobial resistance. Herein, the biological function and activity profile of peptide VM, which was discover...

  • Article
  • Open Access
3,211 Views
24 Pages

nWASP Inhibition Increases Wound Healing via TrKb/PLCγ Signalling

  • Bethan A. Frugtniet,
  • Fiona Ruge,
  • Andrew J. Sanders,
  • Sioned Owen,
  • Keith G. Harding,
  • Wen G. Jiang and
  • Tracey A. Martin

17 February 2023

(1) Background: Chronic wounds represent a major burden to patients and healthcare systems and identifying new therapeutic targets to encourage wound healing is a significant challenge. This study evaluated nWASP as a new therapeutic target in human...

  • Article
  • Open Access
13 Citations
3,160 Views
13 Pages

6 January 2023

Wind-assisted propulsion (WASP) is one of the most promising ship propulsion alternatives that radically reduce greenhouse gas emissions and are available today. Using the example of a RoPax ferry, this study presents the performance potential of WAS...

  • Article
  • Open Access
6 Citations
8,349 Views
8 Pages

10 February 2012

This study evaluated foraging effectiveness of Pacific cicada killers (Sphecius convallis) by comparing observed prey loads to that predicted by an optimality model. Female S. convallis preyed exclusively on the cicada Tibicen parallelus, resulting i...

  • Review
  • Open Access
1,137 Views
18 Pages

6 December 2025

Vespid wasps (Hymenoptera: Vespidae) represent ecologically and economically significant insect resources, possessing extremely high nutritional and medicinal value. In response to escalating market demand and declining wild populations, artificial i...

  • Article
  • Open Access
10 Citations
7,430 Views
19 Pages

10 June 2021

The Weighted Anomaly of Standardized Precipitation Index (WASP-Index) was computed over Iberia for three monthly timescales (3-month, 6-month and 12-month) in 1961–2020, based on an observational gridded precipitation dataset (E-OBS), and between 202...

  • Article
  • Open Access
5 Citations
2,903 Views
17 Pages

Circadian Activity and Clock Genes in Pachycrepoideus vindemmiae: Implications for Field Applications and Circadian Clock Mechanisms of Parasitoid Wasps

  • Ziwen Teng,
  • Mengran Huo,
  • Yanan Zhou,
  • Yuqi Zhou,
  • Yunjie Liu,
  • Yan Lin,
  • Qi Zhang,
  • Zhiqi Zhang,
  • Fanghao Wan and
  • Hongxu Zhou

22 May 2023

Despite the importance of circadian rhythms in insect behavior, our understanding of circadian activity and the molecular oscillatory mechanism in parasitoid wasp circadian clocks is limited. In this study, behavioral activities expected to be under...

  • Article
  • Open Access
2,454 Views
13 Pages

Application of a Mechanistic Model to Explore Management Strategies for Biological Control of an Agricultural Pest

  • Madeleine G. Barton,
  • Hazel Parry,
  • Paul A. Umina,
  • Matthew R. Binns,
  • Thomas Heddle,
  • Ary A. Hoffmann,
  • Joanne Holloway,
  • Dustin Severtson,
  • Maarten Van Helden and
  • Sarina Macfadyen
  • + 2 authors

Despite the known benefits of integrated pest management, adoption in Australian broadacre crops has been slow, in part due to the lack of understanding about how pests and natural enemies interact. We use a previously developed process-based model t...

  • Article
  • Open Access
7 Citations
4,066 Views
18 Pages

Adaptation of Fig Wasps (Agaodinae) to Their Host Revealed by Large-Scale Transcriptomic Data

  • Lianfu Chen,
  • Simon T. Segar,
  • Bhanumas Chantarasuwan,
  • Da-Mien Wong,
  • Rong Wang,
  • Xiaoyong Chen and
  • Hui Yu

11 September 2021

Figs and fig wasps are highly species-specific and comprise a model system for studying co-evolution and co-speciation. The evolutionary relationships and molecular adaptations of fig wasps to their fig hosts are poorly understood, and this is in par...

  • Article
  • Open Access
407 Views
27 Pages

Wind-assisted ship propulsion (WASP) has gained considerable interest as a means of reducing fuel consumption and Greenhouse Gas (GHG) emissions, with further benefits when combined with weather-optimized routing. This study employs and extends a Nat...

  • Article
  • Open Access
8 Citations
2,943 Views
13 Pages

Relationship between Nest and Body Temperature and Microclimate in the Paper Wasp Polistes dominula

  • Helmut Kovac,
  • Julia Magdalena Nagy,
  • Helmut Käfer and
  • Anton Stabentheiner

16 November 2023

The paper wasp Polistes dominula is a thermophilic species originating from the Mediterranean climate, but is now widely spread in Europe. They live in quite differing habitats; and as synanthropic species, they have been established in human settlem...

  • Article
  • Open Access
10 Citations
2,209 Views
17 Pages

5 December 2023

Tidal orbital decay plays a vital role in the evolution of hot Jupiter systems. As of now, this has only been observationally confirmed for the WASP-12 system. There are a few other candidates, including WASP-4 b, but no conclusive result could be ob...

  • Article
  • Open Access
7 Citations
2,558 Views
17 Pages

19 July 2024

Until now, no study has examined the future range dynamics of major invasive wasp species to assess their future impacts on global apiculture. Here, we developed 12 species distribution models to calibrate the future range dynamics of 12 major invasi...

  • Feature Paper
  • Article
  • Open Access
1,598 Views
18 Pages

28 August 2025

Although wind-assisted ship propulsion (WASP) is an effective technique for reducing the emissions of merchant ships, the best fuel type for complementing WASP remains an open question. This study presents a new original life cycle assessment method...

  • Article
  • Open Access
11 Citations
3,872 Views
9 Pages

27 June 2019

Polistine wasps collect nectar for their energetic demand and for the provision of the brood. They are mainly ectothermic during different behavioral tasks. We investigated the body temperature of two species living in differing habitats and climate...

  • Review
  • Open Access
7 Citations
3,146 Views
11 Pages

Eusocial wasps are represented in the Vespidae by the subfamilies Stenogastrinae, Vespinae and Polistinae. These wasps present colonies that are sometimes composed of thousands of individuals which live in nests built with paper materials. The high d...

  • Article
  • Open Access
1 Citations
2,517 Views
11 Pages

22 March 2023

Psyllaephagus sp. (Hymenoptera: Encyrtidae) is a newly recognized and important parasitoid of Cacopsylla chinensis (Yang and Li) (Hemiptera: Psyllidae), a pest of pear orchards. Its parasitism potential and rearing were studied in the laboratory. The...

  • Article
  • Open Access
4,765 Views
17 Pages

The Impact of Pollinating Fig Wasps’ Entry on Fig Development and the Hormonal Regulation of Sex Differentiation in Ficus hispida

  • Yunfang Guan,
  • Ying Zhang,
  • Zongbo Li,
  • Yan Wang,
  • Changqi Chen,
  • Xiaoyan Yang,
  • Jinxia Gao,
  • Baige Miao,
  • Yanqiong Peng and
  • Yuan Zhang

7 February 2025

Ficus trees (Moraceae) play a vital role in sustaining the stability of tropical and subtropical rainforests. The obligate mutualism between Ficus species and their pollinating fig wasps renders them an exemplary model for investigating insect–...

  • Article
  • Open Access
403 Views
14 Pages

15 January 2026

Crabronid wasps (Hymenoptera: Crabronidae) are ecologically important predators that provide various ecological services by regulating the arthropod populations, enhancing soil processes through nesting, serving as sensitive indicators of habitat con...

  • Article
  • Open Access
8 Citations
2,520 Views
15 Pages

Update on WASP-19

  • Judith Korth and
  • Hannu Parviainen

27 December 2023

Tidal interaction between a star and a close-in massive exoplanet causes the planetary orbit to shrink and eventually leads to tidal disruption. Understanding orbital decay in exoplanetary systems is crucial for advancing our knowledge of planetary f...

  • Article
  • Open Access
7 Citations
4,466 Views
23 Pages

30 March 2023

The parasitoid wasp Microplitis manilae Ashmead (Braconidae: Microgastrinae) is an important natural enemy of caterpillars and of a range of noctuids, including pest species of armyworms (Spodoptera spp.). Here, the wasp is redescribed and, for the f...

  • Article
  • Open Access
1 Citations
2,361 Views
13 Pages

Leaf Trait Hyperspectral Characterization of Castanea sativa Miller Affected by Dryocosmus kuriphilus Yasumatsu

  • Dimas Pereira-Obaya,
  • Fernando Castedo-Dorado,
  • Enoc Sanz-Ablanedo,
  • Karen Brigitte Mejía-Correal and
  • José Ramón Rodríguez-Pérez

20 March 2023

While populations of the Asian chestnut gall wasp (Dryocosmus kuriphilus Yasumatsu), an invasive pest affecting the European chestnut (Castanea sativa Miller), have started to be controlled biologically, this pest still conditions chestnut tree devel...

  • Article
  • Open Access
16 Citations
6,147 Views
23 Pages

Wind-Assisted Ship Propulsion of a Series 60 Ship Using a Static Kite Sail

  • Wayne Formosa,
  • Tonio Sant,
  • Claire De Marco Muscat-Fenech and
  • Massimo Figari

Following the International Maritime Organization’s goal to reduce greenhouse gas emissions, the interest in the application of wind-assisted ship propulsion (WASP) in maritime transportation is on the rise. Although a variety of WASP systems e...

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