Marine Ecosystems

State of the Climate in Asia 2024

The World Meteorological Organization’s State of the Climate in Asia 2024 report warns that the region is warming nearly twice as fast as the global average, driving more extreme weather and posing serious threats to lives, ecosystems, and economies. In 2024, Asia experienced its warmest or second warmest year on …

Combined fishing and climate forcing in the Southern Benguela upwelling ecosystem: An end-to-end modelling approach reveals dampened effects

The effects of climate and fishing on marine ecosystems have usually been studied separately, but their interactions make ecosystem dynamics difficult to understand and predict. Of particular interest to management, the potential synergism or antagonism between fishing pressure and climate forcing is analysed in this paper, using an end-to-end ecosystem …

Tropical Pacific Ocean Acidification Occurring Much Faster Than Expected, NOAA Finds

Change is taking place in the tropical Pacific Ocean, where NOAA (National Oceanic and Atmospheric Administration) researchers have found that carbon dioxide (CO2) concentrations have increased as much as 65 percent faster than atmospheric CO2 since 1998. Rising CO2 concentrations of this magnitude indicate that tropical Pacific waters are acidifying …

Recent Reports Show Need for Congress to Act on Climate Change

The Intergovernmental Panel on Climate Change, a United Nations task force, released a report last week that was seven years in the making. The report drew upon unequivocal evidence of substantial climate related impacts that are extremely likely to be perpetuated by human activity. The IPCC reported with "high confidence" …

IPCC warns over greater risk to food and water security

The climate change-related risks from extreme events such as floods and heat waves will rise further with global warming, aggravating food and water insecurity, especially for some of the poorest communities, says the second installment of the latest UN Intergovernmental Panel on Climate Change (IPCC) report. The report of the …

Climate-hit fisheries 'can still meet demand in 2050'

Fish catches will need to increase by only 3.4 per cent to meet global dietary demand in 2050, according to a study predicting how climate change will affect marine ecosystems. The authors warn that achieving this will require the wider implementation of sustainable harvesting, such as technological developments to reduce …

Guidelines for coastal and marine ecosystem accounting

This project brief describes the scope and process for developing Guidance for how the protective services of mangroves and coral reefs can be included in national economic accounts to support development planning. This is an important step towards recognizing the critical value of coastal ecosystem services for adjacent human populations …

Climate change 2014: impacts, adaptation, and vulnerability - summary for policymakers (IPCC Climate Report, Fifth Assessment, WGII AR5)

Human interference with the climate system is occurring, and climate change poses risks for human and natural systems (Figure SPM.1). The assessment of impacts, adaptation, and vulnerability in the Working Group II contribution to the IPCC’s Fifth Assessment Report (WGII AR5) evaluates how patterns of risks and potential benefits are …

China under pressure to contain offshore pollution

China remains under pressure to contain pollution in its offshore areas, although water quality of 95 percent of the country's territorial waters met standards in 2013, a report said on Wednesday. According to the report issued by the State Oceanic Administration (SOA), the quality of 44,000 square kilometers of sea …

Fukushima fishermen approve plan to release groundwater from plant

Fishermen working near Japan's destroyed Fukushima nuclear plant agreed on Tuesday to allow the release of uncontaminated groundwater around the facility into the ocean, a fisheries union official said, a rare victory for the operator. Tokyo Electric Power Co (Tepco), the operator of the Fukushima station that suffered triple nuclear …

BP Must Live With $9.2 Billion Oil-Spill Deal, Court Says

BP Plc (BP/) was told by a federal appeals court to abide by terms of a $9.2 billion settlement with victims of the Gulf of Mexico oil spill after failing to satisfy judges that a claims administrator is misinterpreting the deal. BP, Europe’s second-largest oil company, must resume paying millions …

Oil Pollution Threat to Chilika Biodiversity

Environmental experts have warned against possibility of oil pollution in Chilika lagoon, thanks to the large number of ill-equipped mechanised country boats that ply in the lagoon. Their analysis is based on petroleum hydrocarbon (PHC) concentration found in certain segments of the 1,100 sq km brackish water lake. A scientific …

Climate change adaptation in fisheries and aquaculture: compilation of initial examples

This circular contains a selection of current and recent climate change adaptation activities and measures in the fisheries and aquaculture sector. These examples provide an overview of the types of adaptation activities and programmes rather than a comprehensive review of adaptation activities addressing fisheries and/or aquaculture. Some of the highlighted …

River salinity and climate change: evidence from coastal Bangladesh

In a changing climate, saltwater intrusion is expected to worsen in low-lying coastal areas around the world. Understanding the physical and economic effects of salinity ingress, and planning adaptation, are key to the long-term development of countries for which sea level rise has been identified as a major risk from …

Increased Ocean Acidification Rate Puts Polar Ecosystems at Risk

An assessment of ocean acidification, presented at the UN Climate Change Conference in Warsaw in November 2013, starkly concluded that acidity is on track to rise 170 percent by the end of this century. As many key species are sensitive to changes in acidity, this would drastically impact ocean ecosystems, …

Tepco Says New Leak of Radioactive Water Found at Fukushima Site

Tokyo Electric Power Co. (9501), operator of the crisis-ridden Fukushima Dai-Ichi nuclear power plant, said it found a new leak near the tanks holding contaminated water at the disaster site. The utility, which serves 29 million customers in the Tokyo metropolitan area, is collecting soil where the leak occurred but …

Manus Island: leaked report reveals hazards of processing centre expansion

Environmental impact statement and design report highlights risks of unexploded ordnance, asbestos and toxic materials Plans for a massive expansion of the Manus Island processing centre carry extreme risks of exposure to hazardous materials, asbestos and unexploded ordnance, as well as high risks of environmental and heritage damage. Detailed planning …

South Korea completing sea cleanup 164,000 liters oil leak: Coast Guard

Teams of workers, aided by ships and aircraft, will complete on Monday the sea cleanup of 164,000 liters of oil that leaked off South Korea's southern coast, the coast guard said, after a pipeline run by GS Caltex Corp cracked at the weekend. A cleanup of shore areas will take …

Heatwaves: Hotter, longer more often

For the second year in a row, heatwaves and extreme hot weather have plagued much of Australia. Preliminary accounts of the January 2014 heatwave in Victoria point to significant health impacts—203 heat-related deaths, a 20-fold increase in ambulance call-outs, a four-fold increase in calls to nurses-on-call, and a four-fold increase …

Green activism singes India Inc

Last week, after Greenpeace activists targeted the Essar offices here and in London on the issue of environmental damage at Mahan in Madhya Pradesh, the Ruia-owned group slapped a Rs 500-crore defamation suit (Rs 1,000-crore suit, says Greenpeace) against the global pro-environment group in the high court (HC) here. Even …

Chilean court rules for fishermen in Endesa coal plant case

Chile's supreme court has ruled in favor of local fishermen who say Endesa Chile's Bocamina coal-fired facility kills marine life and pollutes ocean water, but it said halting its operations was a decision for environmental authorities. An appeals court in December halted operations at the 350 megawatt Bocamina II plant …

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