搜索结果: 1-15 共查到“国际动态 理学 Sea”相关记录106条 . 查询时间(0.031 秒)
Like ancient mariners, ancestors of Prochlorococcus microbes rode out to sea on exoskeleton particles（图）
原绿球菌 微生物 外骨骼颗粒 浮游植物 几丁质颗粒
2023/6/21
Throughout the ocean, billions upon billions of plant-like microbes make up an invisible floating forest. As they drift, the tiny organisms use sunlight to suck up carbon dioxide from the atmosphere. ...
Scientists have discovered that a parasite is behind a severe die-off of long-spined sea urchins across the Caribbean Sea, which has had devastating consequences for coral reefs and surrounding marine...
Study on methane in deep-sea sediments shows small releases happen more often than thought（图）
深海沉积物 甲烷 化石生物 单细胞生物
2023/6/26
New research describes evidence that deep sea methane deposits change into gas more frequently than could be monitored previously and that a set of fossilized organisms has a unique ability to detect ...
Paula Rodríguez-Flores has always been obsessed with invertebrates. “Like really, really obsessed,” said the biodiversity postdoctoral fellow, who works in Harvard’s Museum of Comparative Zoology.
Ocean scientists measure sediment plume stirred up by deep-sea-mining vehicle（图）
深海采矿车 沉积物羽流 海洋科学
2023/6/19
What will be the impact to the ocean if humans are to mine the deep sea? It’s a question that’s gaining urgency as interest in marine minerals has grown.
The melting of polar ice is not only shifting the levels of our oceans, it is changing the planet Earth itself. Newly minted Ph.D. Sophie Coulson and her colleagues explained in a recent paper in Geop...
U.S. East Coast sea level rise in 20th century fastest in 2,000 years（图）
U.S. East Coast sea level rise 20th century 2,000 years
2021/4/9
The rate of sea level rise in the 20th century along much of the U.S. Atlantic coast was the fastest in 2,000 years, and southern New Jersey had the fastest rates, according to a Rutgers Universi...
Changes in ocean chemistry show how sea level affects global carbon cycle（图）
ocean chemistry sea level global carbon cycle
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...
High-resolution ocean model looks at sea turtles' lost years（图）
High-resolution ocean model looks sea turtles lost years
2021/3/26
A detailed global ocean model simulation by scientists at the National Center for Atmospheric Research and other institutions has given scientists insights into where baby sea turtles may go...
Sea ice kept oxygen from reaching deep ocean during last ice age, study finds（图）
Sea ice oxygen reaching deep ocean during ice age
2021/3/5
Extensive sea ice covered the world's oceans during the last ice age, preventing oxygen from penetrating into deep ocean waters and complicating the relationship between oxygen and carbon, a new study...
Geoscientists reconstruct 6.5 million years of sea level in the Western Mediterranean（图）
Geoscientists reconstruct 6.5 million years sea level Western Mediterranean
2021/2/5
The pressing concern posed by rising sea levels has created a need for scientists to predict how quickly the oceans will rise in coming centuries, researchers say. To gain insight into future ice shee...
Organic matter,bacteria doom sea stars to oxygen depletion（图）
Organic matter bacteria doom sea stars oxygen depletion
2021/1/28
For more than seven years, a mysterious wasting disease has nearly killed off sea star populations worldwide. Many of these species are at the brink of extinction.New Cornell University-led resea...
Will warming bring a change in the winds? Dust from the deep sea provides a clue（图）
Will warming winds deep sea provides a clue
2021/1/18
The westerlies -- or westerly winds -- play an important role in weather and climate locally and on a global scale by influencing precipitation patterns, impacting ocean circulation and steering tropi...
Although hydrothermally active submarine volcanoes account for much of Earth's volcanism and are mineral-rich biological hotspots, very little is known about microbial diversity in these systems.In th...
Sea level rise could make rivers more likely to jump course（图）
Sea level rise make rivers likely jump course
2020/8/21
Sea level rise is poised to shift the way rivers naturally chart their paths to the shoreline. The nature of that change will depend on both the rate of rise and the sediment load carried by the river...