Articles tagged with Ocean Policy
A new study by the University of Exeter and the University of Bristol Law School suggests that governments should empower citizens to shape marine environmental decisions. The researchers propose a new definition of marine citizenship, recognizing rights as well as responsibilities, to create transformative change for sustainability.
A new study by Monterey Bay Aquarium reveals the key components contributing to successful releases of orphaned southern sea otters back into the wild. The research emphasizes the strong maternal drive of surrogate female sea otters in nurturing and caring for pups, resulting in a three-quarters success rate.
Experts call for a legally-binding treaty to govern Earth's orbit, citing the growing threat of satellite debris. With an expected 60,000 satellites in orbit by 2030, scientists warn that large parts of space could become unusable if action is not taken immediately.
A study reveals a rapid increase in ocean plastics since 2005, with an estimated 170 trillion plastic particles in the world's oceans by 2019. The researchers predict that without policy changes, plastic pollution will accelerate sixfold by 2040.
A new modelling study reveals that most plastic debris on Seychelles beaches originates from distant sources, not the islands themselves. The study provides quantitative estimates of the sources of plastic debris for the Seychelles and other remote islands in the western Indian Ocean.
A new UW-led report emphasizes the unequal burden of marine plastic pollution on different communities, particularly in developing countries. The study calls for a more equitable approach to address the issue, focusing on plastics production rather than waste management.
A new open-access Raman spectral library enables scientists to detect molecular 'fingerprints' of particles and better trace sources of ocean plastic pollution. The database adds 42 polymer types, including those from non-plastic particles, to improve accuracy.
A new study emphasizes the critical importance of conserving deep reefs in the Western Indian Ocean, which are under threat from multiple stressors. The researchers urge policymakers to prioritize conservation efforts and consider the region's growing population and economic pressures.
A new study by the University of East Anglia highlights the risks of relying on nature-based solutions, such as forests and soils, to achieve net-zero emissions. The research warns that these solutions may not be enough to offset the remaining difficult-to-decarbonize emissions if progress on reducing fossil fuel use stalls.
A new study published in Marine Pollution Bulletin found significantly higher levels of polyethylene, polypropylene, acrylic, and polyamide in the North Atlantic gyre compared to other offshore locations. Inshore areas exhibited a diverse range of polymers, possibly influenced by proximity to various plastic sources.
A new study finds that seafood farming's growth rate has already peaked in 1996 and is now declining, requiring rebuilding of wild fish stocks to meet future demand. Without this approach, relying solely on aquaculture could lead to a global seafood shortage by 2030.
The study found that scrubber discharge water accounts for up to 9% of certain carcinogenic and environmentally harmful substances in the Baltic Sea. This increase is partly due to a significant growth in ships equipped with scrubbers, which has tripled since the study was carried out.
Researchers advocate for ocean-centered governance to resolve crises and foster harmony with humanity. The Earth Law Center and other experts propose introducing rights to the ocean.
A new scientific article highlights the need for a global ocean vision to guide marine policies, plans, and programs. The authors propose incorporating Strategic Environmental Assessment (SEA) into international agreements to develop this holistic approach.
A new study by the University of British Columbia suggests that BC's ocean contributed around $4.9 billion to provincial GDP in 2015, with marine transport sector making the highest contribution. However, this estimate is likely an underestimate due to excluded ecosystem services and cultural value.
A new study from North Carolina State University found that positive YouTube videos of sharks can increase human tolerance and support for shark conservation. The study showed a significant increase in attitudes, acceptance, and intentions to help sharks after watching positive videos compared to negative ones.
Researchers found 61 out of 86 species threatened with extinction, with coastal sharks facing greatest conservation concern. Increased protections and international trade regulations are crucial to prevent extinctions among these species.
A report by experts predicts 15 issues that will impact marine and coastal biodiversity in the next decade, including lithium extraction, wildfires, and overfishing. The study aims to raise awareness and encourage investment to protect these ecosystems.
Fossil analysis reveals mollusk communities were resilient to major climatic shifts but struggled under human-induced changes, highlighting the need for conservation efforts.
Researchers recommend organizing targeted culls and creating a supply chain to make lionfish a component of the region's fishing industry. They also call for legal changes to permit lionfish removals across the Mediterranean and inclusion on the EU list of invasive species of concern.
Researchers highlight the need for a holistic approach to managing whale mortality in California's waters. The study identifies five main causes of death, but also emphasizes the importance of addressing nutritional stress, disease and predation to provide a comprehensive conservation strategy.
A new Stanford University-led study uses machine learning and human insights to map regions and ports most at risk for illicit practices, like forced labor or illegal catch. The results highlight two main risk factors: the vessel's flag state and type of fishing gear onboard.
The expanded protected area protects fourteen marine mammal species and improves connectivity of the Eastern Tropical Pacific Marine Corridor. The new management plan prohibits fishing in two-thirds of the area and allows sustainable fishing, reducing bycatch and promoting conservation.
The Gabonese government-led initiative, 'Gabon Bleu,' created a 20-protected area network, increasing ocean protection from less than 1% to 26%. This inter-connected network protects habitats and globally important marine species.
A study led by Monterey Bay Aquarium reveals more than half of the ocean surface has experienced extreme heat since 2014, posing a threat to marine ecosystems. The research found that these heat extremes increase the risk of collapse for crucial ecosystems like coral reefs and kelp forests.
According to a new study, climate change will force 45% of transboundary fish stocks to shift significantly by 2100, raising tensions and potential conflicts over resource management. This shift will disproportionately affect tropical countries and potentially collapse international agreements.
A new global atlas reveals that up to 1.9 million km2 of the world's coastal waters are affected by artificial light at night, with significant impacts on marine organisms. The study uses a novel metric to determine the depth of light penetration and highlights the need for further research into the effects of ALAN pollution.
A new study projects that farmed seafood supply will drop by 16% globally by 2090 if no action is taken to mitigate climate change. The industry is vulnerable to the effects of climate change, and some regions could see a decline in mariculture production by up to 90%.
A University of Adelaide study reveals that over 35% of fish caught off southern Australia contain microplastics, with the problem being most acute in South Australia. Simple actions like replacing plastic fishing equipment and using biodegradable bags can quickly reduce plastic pollution in the ocean.
New research suggests tidal stream power can provide 11% of the UK's current annual electricity demand, with potential environmental impact comparable to climate change. To achieve this, around 11.5 GW of tidal stream turbine capacity is required, with major grid infrastructure needed for development.
Two hundred ninety scientific researchers from 46 countries urge the World Trade Organization (WTO) to ban harmful fisheries subsidies that contribute to overcapacity and overfishing. The signatories cite research showing that such subsidies lead to unsustainable fishing practices, contravening UN Sustainable Development Goal 14.
A UNSW-led study analyzing 10 years of citizen science data found that almost half of marine debris can be linked to land-based sources. Plastic accounts for 84% of the rubbish found on Australian beaches, with a significant portion coming from external sources such as stormwater drains near capital cities.
The Copernicus Ocean State Report reveals record low Arctic ice levels, with a 90% reduction in average sea ice thickness in the Barents Sea. The report also highlights extreme variability in ocean temperatures and oxygen levels, posing significant challenges for marine ecosystems.
The MPA Guide categorizes MPAs by stage of establishment and level of protection, highlighting the importance of including local peoples in the decision-making process for effective conservation. The guide specifies outcomes for biodiversity and human well-being depending on the chosen level of protection.
A Cornell-University of South Carolina-led report warns that warming oceans are driving North Atlantic right whales towards extinction. The calving rate has declined by 26% since 2010, with the population now estimated at just 356 whales.
A study analyzing over 120 million social media posts reveals that tourists focus more on nature in marine protected areas than neighboring coastal zones. The research found that these areas provide more cultural ecosystem services than adjacent coastal areas.
A study by National Korea Maritime and Ocean University simulates the impact of automated ships on maritime employment over the next 15 years. The research predicts a decrease in seafarer jobs, but an increase in new shore-based positions, resulting from the growth of MASS technology.
The Ocean 100, a group of 100 transnational corporations, dominated the ocean economy with $1.1 trillion in revenues in 2018. The top industries were offshore oil and gas, seafood production, and container shipping.
A new study estimates that studying the ocean's biological carbon pump could lead to more accurate climate models, improving policies on carbon emissions. The research suggests a global economic benefit of $500 billion if science informs policy decisions.
Researchers estimate that sustainable seafood production can increase by 21-44 million metric tons annually, accounting for 12-25% of global animal protein needs by 2050. Policy reforms and technological improvements can help address sustainability concerns and environmental limitations.
Collaborations on ocean science and policy are likely to be biased and risky, with potential environmental ramifications. Nordic countries' experiences emphasize the importance of established scientific organizations and trust between policymakers and scientists.
A group of scientists recommend integrating terrestrial and ocean approaches to create a robust portfolio of climate adaptation and mitigation measures. They propose policies on renewable energy, sustainable transportation, food security, and habitat restoration to promote economic development and address climate change.
A new analysis by New York University researchers found that policies regulating international fishing often fail to protect fisheries observers from life-threatening risks. The study revealed significant gaps in observer safety and rights, with only three RFMOs mandating full observer coverage on fishing vessels.
A new social-ecological systems monitoring framework has been implemented to uncover drivers of coral reef conservation success, incorporating both social and ecological indicators. The framework, developed from Elinor Ostrom's work, sheds light on local coral reef management contexts, resource use, and stakeholders' perceptions.
According to a new paper by OSU professor Jane Lubchenco, ocean-based activities have significant potential to help reach the 1.5-degree Celsius target by 2050. The report analyzes five categories of ocean-based solutions to reduce emissions, including renewable energy and protecting marine ecosystems.
A new study finds that human impacts on oceans have nearly doubled over the past decade and could increase by another 50% if left unchecked. Climate change, commercial fishing, and land-based pollution are major drivers of these changes.
A study published in Marine Policy found that 97% of sharks and rays caught in the Mediterranean and Black seas are not reported, putting them at risk of extinction. The lack of reporting makes it difficult to detect declines and design effective measures to protect threatened species.
Financial aid to fisheries in developing countries has declined significantly, impacting food security and livelihoods. Sustainable fishing practices are crucial for climate change resilience, nutritional value, and employment opportunities.
D. James Baker was selected as a Fellow of The Oceanography Society for his foundational role in establishing the organization and providing leadership to the nation's ocean science and policy communities. He has made significant contributions to physical oceanography, climate science, and environmental measurement technology.
A new study published in Marine Policy highlights the critical role of reducing tourist consumption of reef fish in maintaining Palau's ocean sustainability. The researchers recommend shifting seafood consumption to open water fish, such as sustainably-harvested tuna.
A multiyear global assessment by researchers from NCEAS found that the world's oceans have a health record with stable overall health but declining trends in various indicators such as water quality and food provision. Countries taking concrete actions to protect their oceans, like Indonesia and Mexico, are seeing notable improvements.
A study analyzing five years of Ocean Health Index data for 220 countries found that global ocean health has remained stable, but individual countries have seen changes, particularly in the Arctic and sub-Arctic regions. Improvements in fishery management and marine protected areas may have stabilized ocean health scores in other regions.
The Republic of Indonesia has published Vessel Monitoring System (VMS) data on Global Fishing Watch, revealing commercial fishing locations and activities. This step towards increased transparency aims to combat illegal, unreported, and unregulated (IUU) fishing and support more informed management decisions.
A new report reveals over 5,000 likely transshipments between 2012-2016, with potential for millions more, highlighting the need for improved regulation and monitoring of transshipment in the global seafood market. The study also identifies clusters of transshipment along EEZs of countries with limited monitoring capabilities.
Researchers used Global Fishing Watch data to track fishing activity around the Palmyra Atoll National Wildlife Refuge, a large MPA. Most satellite-tracked reef sharks remained within the MPA, while virtually all fishing vessels stayed outside, suggesting that MPAs can benefit declining mobile species like grey reef sharks.
The discovery of 500 bubbling methane vents off the US West Coast has revealed a giant methane seep along the entire coast of Washington, Oregon, and California. This finding has doubled the number of known methane-seeping vents in US waters, highlighting the need for further research to understand their impact on the environment.
Regulation of localized sea turtle bycatch in the Hawaii longline swordfish fishery led to increased total sea turtle bycatch in the surrounding area. The study found that without such regulation, sea turtle bycatch would be 11% lower than actual counts.
Researchers at the University of Delaware used satellite measurements to predict Atlantic sturgeon locations. They identified six seascapes that sturgeon prefer and combined them with ocean color and temperature data to create a map that can help fishermen avoid catching the vulnerable species.
Despite recent advancements, only 3.5% of the ocean has protection, compared to 15% of terrestrial areas, highlighting a need for accelerated action. Seven key findings from researchers suggest that full protection, networks, and smart planning can enhance biodiversity and economic benefits.
A new study examines predator-prey interactions between tiger sharks and sea turtles using satellite tagging data. The research found that while sharks exhibit modified surfacing behavior to enhance predation opportunity, turtles do not alter their behaviors to reduce shark attacks when home ranges overlap.