搜索结果: 1-15 共查到“国际动态 海洋化学”相关记录30条 . 查询时间(2.718 秒)
Taking the vital signs of the global ocean with biogeochemical floats（图）
Taking vital signs global ocean biogeochemical floats
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2021/4/16
As the researchers and crew aboard the research vessel Thomas G. Thompson continue to deploy biogeochemical floats in the western North Atlantic, the arrival of the first profile data marks ...
Changes in ocean chemistry show how sea level affects global carbon cycle（图）
ocean chemistry sea level global carbon cycle
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2021/4/9
A new analysis of strontium isotopes in marine sediments has enabled scientists to reconstruct fluctuations in ocean chemistry reflecting changing climate conditions over the past 35 million years.The...
New analysis highlights importance of groundwater discharge into oceans（图）
importance groundwater discharge into oceans
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2021/1/28
An invisible flow of groundwater seeps into the ocean along coastlines all over the world. Scientists have tended to disregard its contributions to ocean chemistry, focusing on the far greater volumes...
新技术能快速将海水变成饮用水
新技术 海水 饮用水
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2020/8/18
据英国《自然·可持续发展》杂志近日发表的材料学最新研究，澳大利亚莫纳什大学日前宣布，该校研究人员和国际同行开发出一种新型咸水淡化技术，可以利用特殊材料快速将海水等咸水转化成饮用水，并在阳光照射后重复使用相关材料。从海水中取得淡水的过程，即所谓海水淡化。目前世界上许多国家超百个科研机构，都在进行着海水淡化相关研究，有数百种不同结构和不同容量的海水淡化设施在工作，一般所用的海水淡化方法有海水冻结法、电...
Changing seawater hints at future for adhesives from ocean species（图）
Changing seawater future adhesives ocean species
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2020/8/14
Animals such as mussels are able to stick to their environment -- literally. A scientist who studies ocean species to develop adhesives is now looking at the changing chemistry of seawater to see how ...
Reducing nutrient pollution helps corals resist bleaching（图）
Reducing nutrient pollution corals resist bleaching
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2020/3/6
Reducing nutrient pollution can help prevent coral reefs from bleaching during moderate heatwaves, according to a National Science Foundation-funded study by researchers at UC Santa Barbara....
Corals in murky waters less affected by temperature stress（图）
Corals murky waters less affected temperature stress
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2020/2/20
Persistent temperature stress is degrading coral reefs worldwide, but a new study by Florida Institute of Technology scientists has found that corals in naturally turbid waters are less affe...
Ancient molecules from the sea likely burst into the air from ocean waves（图）
Ancient molecules sea air ocean waves carbon cycle organic matter
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2019/11/5
When waves break in the ocean, they inject tiny particles into the air, called aerosols, that carry organic molecules more than 5,000 years old. The discovery, published in Science Advances by Steven ...
Researchers develop technology to harness energy from mixing of freshwater and seawater（图）
technology harness energy mixing freshwater seawater
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2019/10/22
Salt is power. The energy in places where salty ocean water and freshwater mingle could provide a massive source of renewable power. Stanford University researchers have developed an affordable, durab...
Keeping an eye on ocean acidification in Chesapeake Bay（图）
ocean acidification Chesapeake Bay
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2017/9/5
A research team, led by University of Delaware professor Wei-Jun Cai, has identified a zone of water that is increasing in acidity in the Chesapeake Bay.The team analyzed little studied factors that p...
Refining the Ocean’s Thermometer
Refining Ocean’s Thermometer
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2017/7/20
Chronicling Earth’s past temperature swings is a basic part of understanding climate change. One of the best records of past ocean temperatures can be found in the shells of marine creatures called...
New Study Explains Mysterious Source of Greenhouse Gas Methane in the Ocean
Mysterious Source Greenhouse Gas Methane the Ocean
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2016/11/29
For decades, marine chemists have faced an elusive paradox. The surface waters of the world’s oceans are supersaturated with the greenhouse gas methane, yet most species of microbes that can generate ...
Shellfish response to ocean acidification depends on other stressors
Shellfish ocean acidification other stressors
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2016/5/19
A study of California mussels, a key species in the rocky intertidal ecosystems of the West Coast, indicates that the effects of ocean acidification will vary from place to place along the coast depen...
New Study Found Ocean Acidification May Be Impacting Coral Reefs in the Florida Keys
Ocean Acidification Coral Reefs Florida Keys
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2016/5/6
In a new study, University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science researchers found that the limestone that forms the foundation of coral reefs along the Florida Reef Tract ...
Resarcherse track ammonium source in open ocean（图）
open ocean Resarcherse
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2014/12/1
At different times of the year, prevailing winds blow into Bermuda from open ocean to the south or from the continental United States — an ideal laboratory for studying pollution generated by human ac...