Results 21 to 30 of about 91,355 (205)

Influence of rapid urbanization on environmental quality in selected neighborhoods of Port Harcourt Metropolis [PDF]

open access: yesJournal of Studies in Social Sciences and Humanities, 2020
This study assessed the influence of rapid urbanization on environmental quality in selected neighborhoods of Port Harcourt city. The investigation used both primary and secondary data sources.
Asa Ekpo Bassey, E-mail: asabassey20@gmail.com   +2 more
doaj  

State maps from integration by parts [PDF]

open access: yes, 2011
We develop a new approach to the construction of state vectors for linear time-invariant systems described by higher-order differential equations. The basic observation is that the concatenation of two solutions of higher-order differential equations ...
Paolo Rapisarda   +7 more
core   +1 more source

Bacteriological water quality of Elechi creek in Port Harcourt, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2005
The bacteriological quality of Elechi creek was investigated during a seven-month sampling period. Samples were collected from seven stations grouped into zones A, B and C. The study revealed uniformity in the range of temperatures (which ranged from 28°
O Obire, DC Tamuno, SA Wemedo
doaj   +1 more source

Evaluation of Paris MoU Maritime Inspections Using a STATIS Approach

open access: yesMathematics, 2021
Port state control inspections implemented under the Paris Memorandum of Understanding (MoU) have become known as one of the best instruments for maritime administrations in European Union (EU) Member States to ensure that the ships docked in their ports
Jose Manuel Prieto   +4 more
doaj   +1 more source

Ranking port state control detention remarks: professional Judgement and spatial overview

open access: yesEuropean Transport Research Review, 2021
Introduction The merchant marine fleet is under inspection by several parties to ensure maritime regulation compliance. International Maritime Organization mainly regulates the industry, and the most effective defender is indeed Port StateControl run by ...
Efe Akyurek, Pelin Bolat
doaj   +1 more source

Discrete exterior geometry approach to structure-preserving discretization of distributed-parameter port-Hamiltonian systems [PDF]

open access: yes, 2011
This paper addresses the issue of structure-preserving discretization of open distributed-parameter systems with Hamiltonian dynamics. Employing the formalism of discrete exterior calculus, we introduce a simplicial Dirac structure as a discrete analogue
Seslija, Marko,   +11 more
core   +1 more source

Performance of Abuja MOU on Port State Control in Enforcement of IMO Regulations on Maritime Safety

open access: yesLogi, 2022
The study evaluates the performance of the Abuja Memorandum of Understanding (MoU) on port states control (PSC) with a view to providing empirical evidence and information on the rates of change in inspection efforts, detention efforts, and poor ...
Nwokedi Theophilus C.   +3 more
doaj   +1 more source

The Role of Belgian Airborne Sniffer Measurements in the MARPOL Annex VI Enforcement Chain

open access: yesAtmosphere, 2023
The Royal Belgian Institute of Natural Sciences launched its airborne sniffer program in 2015 whereby a custom-built sniffer sensor was installed onboard the Belgian coastguard aircraft enabling the measurement of SO2 and NOx emitted by ocean-going ...
Ward Van Roy   +6 more
doaj   +1 more source

Arctic Port State Control as a Tool of Enforcement of the Polar Code

open access: yesКонтуры глобальных трансформаций: политика, экономика, право, 2019
Intensification of Arctic shipping requires the regional states to take appropriate measures aimed at mitigation of emerging risks. This relates to ensuring the compliance by vessels with the relevant provisions of international law in the field of ...
A. A. Todorov
doaj   +1 more source

Identification and data-driven model reduction of state-space representations of lossless and dissipative systems from noise-free data [PDF]

open access: yes, 2011
We illustrate procedures to identify a state-space representation of a lossless- or dissipative system from a given noise-free trajectory; important special cases are passive- and bounded-real systems.
Trentelman, Harry   +9 more
core   +1 more source

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