Results 1 to 10 of about 153,387 (166)

SMURF: A Fully Autonomous Water Surface Cleaning Robot with A Novel Coverage Path Planning Method

open access: yesJournal of Marine Science and Engineering, 2022
In recent years, more attention has been paid to water surface environment protection. Current water surface waste cleaning mainly relies on manual operations, which are low-efficiency and dangerous. Therefore, in this paper, we design a fully autonomous
Jiannan Zhu, Yixin Yang, Yuwei Cheng
doaj   +3 more sources

Effects of Water Cup Cleaning on Drinking Behaviour, Water Intake, and Milk Yield of Lactating Dairy Cows in Tie-Stall Barns [PDF]

open access: yesAnimals
Water cups in tie-stall barns often remain uncleaned for long periods, allowing organic matter and biofilms to accumulate, which may reduce drinking efficiency, defined as water intake per drinking event rather than drinking frequency, and increase ...
Yurina Yamane   +2 more
doaj   +2 more sources

Toxicity of Antifouling Biocides and Wastes from Ships’ Surfaces during High-Pressure Water-Blasting Cleaning Activities in the Nauplii and Eggs of the Estuarine Copepod Paracalanus parvus sl

open access: yesJournal of Marine Science and Engineering, 2022
Copepods, the dominant member of zooplankton and major grazers of phytoplankton in the pelagic ecosystem, are at risk from exposure to antifouling biocides.
Bonggil Hyun   +6 more
doaj   +1 more source

Chemical hazard of robotic hull in-water cleaning discharge on coastal embryonic fish

open access: yesEcotoxicology and Environmental Safety, 2023
In-water cleaning (IWC) involves the removal of biofilms and foulants from the hull of a ship using brush or water jet. During IWC, several factors associated with the harmful chemical contaminants release to the marine environment, which can create ...
Dongju Shin   +8 more
doaj   +1 more source

The “Green Hull” Project

open access: yesPoredbeno Pomorsko Pravo, 2022
“Green Hull” is a project supported by the Interreg V-A Italy-Slovenia Cooperation Programme, funded by the European Regional Development Fund, aimed at solving the problem of environmental pollution arising from biological incrustations on hulls.
Giuseppe Duca   +2 more
doaj   +1 more source

Balancing the consequences of in-water cleaning of biofouling to improve ship efficiency and reduce biosecurity risk

open access: yesFrontiers in Marine Science, 2023
Effective environmental policy often involves introducing and maintaining important activities with positive outcomes while minimizing environmental consequences; essentially decoupling a positive activity from its negative impacts.
Chris Scianni   +3 more
doaj   +1 more source

A path to clean water [PDF]

open access: yesScience, 2018
Reduced chemicals input must complement wastewater treatment to ensure the safety of water ...
Klaus Kümmerer   +3 more
openaire   +2 more sources

The Role of Vessel Biofouling in the Translocation of Marine Pathogens: Management Considerations and Challenges

open access: yesFrontiers in Marine Science, 2021
Vessel biofouling is a major pathway for the introduction, establishment, and subsequent spread of marine non-indigenous macro-organisms. As a result, national and international regulations and guidelines have been implemented to manage the risks ...
Eugene Georgiades   +8 more
doaj   +1 more source

Technical Considerations for Development of Policy and Approvals for In-Water Cleaning of Ship Biofouling

open access: yesFrontiers in Marine Science, 2021
Submerged ship surfaces are often inhabited by diverse sessile and sedentary marine organisms, which can directly impact vessel operations and increase the likelihood of non-indigenous species (NIS) establishment and impacts. Ship in-water cleaning (IWC)
Mario N. Tamburri   +5 more
doaj   +1 more source

In-Water Cleaning and Capture to Remove Ship Biofouling: An Initial Evaluation of Efficacy and Environmental Safety

open access: yesFrontiers in Marine Science, 2020
Biofouling is a long-standing challenge for ships because it can interfere with operations and increases vessel drag, fuel consumption and exhaust emissions. More recently, ship biofouling has also been recognized as a leading vector for global transfers
Mario N. Tamburri   +9 more
doaj   +1 more source

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