Results 1 to 10 of about 332,605 (251)

An Underwater Triboelectric Biomechanical Energy Harvester to Power the Electronic Tag of Marine Life

Journal of Marine Science and Engineering, 2023
Implantable electronic tags are crucial for the conservation of marine biodiversity. However, the power supply associated with these tags remains a significant challenge.
Bo Liu, Taili Du, Xiaoyan Xu, Jianhua Liu, Peng Zhu, Linan Guo, Yuanzheng Li, Tianrun Wang, Yongjiu Zou, Hao Wang, Peng Xu, Peiting Sun, Minyi Xu   +12 more
doaj   +2 more sources

Willingness to pay for the ecological restoration of an inland freshwater shallow lake: case of Lake Malombe, Malawi

Heliyon, 2022
Lake Malombe is ranked among the most vulnerable inland freshwater shallow lakes in Malawi. The lake has lost over US$79.83 million ecosystem service values from 1999 to 2019 due to rapid population growth, increased poverty, landscape transformation ...
Rodgers Makwinja, Seyoum Mengistou, Emmanuel Kaunda, Tena Alamirew   +3 more
doaj   +2 more sources

Underwater image enhancement using colour balancing and morphological residual processing through gamma correction [PDF]

Scientific Reports
Underwater images typically suffer from poor visibility, low contrast, and severe color distortion caused by wavelength-dependent absorption and scattering of light.
Dawa Chyophel Lepcha, Bhawna Goyal, Ayush Dogra, Vivek Vullikanti, J. Albert Mayan, Prabhat Kumar Sahu, Sachin Kumar, U. Siddaraj   +7 more
doaj   +2 more sources

Novel approach to studying marine fauna: using long-life remote underwater video cameras to assess occurrence and behaviour of threatened and data-deficient elasmobranch species in southern Mozambique

Frontiers in Marine Science
Understanding the behaviour and ecological role of elasmobranchs is essential for their conservation, particularly in regions harbouring threatened and data-deficient species like the Inhambane coastline in southern Mozambique, southwestern Indian Ocean.
Jule Buschmann, Jule Buschmann, Kim G. Roques, Jaime S. Davies, Jaime S. Davies, Awantha Dissanayake, Jennifer A. Keeping, Jennifer A. Keeping   +7 more
doaj   +2 more sources

Mapping of K-12 science and mathematics curriculum against sustainable development goals and addressing sustainability gap

Cogent Education
This paper uncovers the sustainability content in the science and mathematics curriculum of Qatar’s K-12 public school system. It focuses on mapping the curriculum standards of both subjects against sustainable development goals (SDGs) and identifying ...
Ziad Said, Nasser Mansour, Abdullah Abu-Tineh, Mustafa Cevik, Ibrahim Al-Naimi   +4 more
doaj   +2 more sources

Sustainable solutions: exploring risks and strategies in Pakistan’s seafood trade for marine conservation

Frontiers in Marine Science
Global literature highlights risks in the seafood trade and suggests mitigation methods, but these issues are often overlooked in developing countries, particularly in Pakistan, due to ineffective policy implementation.
Muhammad Mohsin, Hengbin Yin, Ana Mehak
doaj   +2 more sources

Survey on prevalence and related factors of migraine in underwater operation personnel in China

Chinese Journal of Contemporary Neurology and Neurosurgery, 2014
Objective To investigate the prevalence, clinical features and related factors of migraine in underwater operation personnel in China.  Methods A total of 308 underwater operation personnel sampled by a cluster sampling method were visited by door-to ...
Mei-yan PAN, Sheng-yuan YU, Mian-wang HE, Jing-yao LIANG, Xiao-yan CHEN, Ruo-zhuo LIU, Yue-qing HU   +6 more
doaj   +2 more sources

Management Challenges of Marine Ornamental Fish and Their Utilization as The Sustainable Potential Marine Resources

Journal of Aquaculture Science
Coral ornamental fish become potential fishery commodities, providing opportunities and challenges in managing fishery resources in Indonesia. This activity has long been done and has become one cause of damage to coral reefs in Indonesia.
Sapto Andriyono, Gde Raka Angg Kartika, Ahmad Fahrul Syarif, Md. Jobaidul Alam   +3 more
doaj   +2 more sources

Life Below Water: Role of Traditional Artisanal Fisheries to Ensure Sustainable Tourism in Karimunjawa Island [PDF]

E3S Web of Conferences, 2021
The society of Karimunjawa Island is one of a highly enticing tourism destination that maintains the rich practice of artisanal fisheries based on traditional culture and people consensus.
Zahra Alifia Afflatus, Masruroh Noor Naelil   +1 more
doaj   +1 more source

Hearing in the Juvenile Green Sea Turtle (Chelonia mydas): A Comparison of Underwater and Aerial Hearing Using Auditory Evoked Potentials [PDF]

, 2016
Sea turtles spend much of their life in aquatic environments, but critical portions of their life cycle, such as nesting and hatching, occur in terrestrial environments, suggesting that it may be important for them to detect sounds in both air and water.
Eckert, Scott A., Harms, Craig A., Jones, T. Todd, Mann, David A., Piniak, Wendy Dow   +4 more
core   +9 more sources