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Tag: biogeochemistry

Enigmatic microorganisms from the depths
deep sea Microbiology

Enigmatic microorganisms from the depths

Magneto might be happy to find about this recently discovered magnetic microorganism from the deep sea
June 23, 2022June 28, 2022 Valeria Contreras
The Hitchhiker’s Guide to Marine Snow
Biological oceanography

The Hitchhiker’s Guide to Marine Snow

Did you know that it snows in the ocean? How tiny ocean particles impact Earth’s climate.
May 6, 2022May 9, 2022 Tricia Thibodeau
Deep-dwellers of the sea affected by clouds in the sky
Biological oceanography

Deep-dwellers of the sea affected by clouds in the sky

Plankton and fish daily vertical migrations are affected by cloud shadows, a previously undescribed phenomenon.
December 17, 2021December 27, 2021 Tricia Thibodeau
Measurements of zooplankton breathing, pooping & peeing? Oh my!
Biological oceanography

Measurements of zooplankton breathing, pooping & peeing? Oh my!

While tiny in nature, zooplankton are important in regulating carbon in the ocean. Read on to learn how!
November 16, 2021November 16, 2021 Tricia Thibodeau
Can seaweed save the planet?
Climate Change

Can seaweed save the planet?

Can a giant patch of seaweed in the Atlantic Ocean save the planet from the effects of climate change?
August 20, 2021August 20, 2021 Tricia Thibodeau
Finding a Needle in a Haystack: Discovering Sulfur Bacteria off the Coast of Namibia
Biochemistry Chemistry geochemistry

Finding a Needle in a Haystack: Discovering Sulfur Bacteria off the Coast of Namibia

Everyone has that one friend with an eccentric talent, right? What if I told you that the ocean is chock…
August 18, 2021 Daniel Speer
Let Marine Microbes Be Thy Medicine
Biochemistry Biodiversity Biological oceanography Human Health technology

Let Marine Microbes Be Thy Medicine

The deep sea is a treasure trove of disease-fighting compounds--and is even helping us in the fight against the novel…
May 9, 2020May 10, 2020 Emily Chua
Impact of Climate Change on Antarctic Waters
Biogeochemistry Climate Change Ocean Acidification Physical oceanography

Impact of Climate Change on Antarctic Waters

A recent study demonstrate the critical importance of Antarctic winds and meltwater to modeling the recent observed changes in Southern…
January 16, 2020 Channing Prend
Reduction in Deforestation Influencing Atmospheric CO2
Biogeochemistry

Reduction in Deforestation Influencing Atmospheric CO2

Since 2000, atmospheric CO2 hasn’t been rising as quickly as we expected. It may be because plants on land have…
September 25, 2018October 8, 2018 Julia Dohner
Evidence of the Ocean Releasing CO2
Biogeochemistry

Evidence of the Ocean Releasing CO2

Starting 8,000 years ago, a modest but unusual rise in atmospheric CO2 has kept our planet livable and paved the…
August 30, 2018August 30, 2018 Julia Dohner
Sea Ice Modifies Biological Processes
Biogeochemistry Climate Change Physical oceanography Sea Ice

Sea Ice Modifies Biological Processes

A recent study investigates the relationship between sea ice variability and phytoplankton growth in climate models. Phytoplankton are responsible for…
July 2, 2018July 2, 2018 Channing Prend
Predicted Change to the Southern Ocean Silicate Front
Biogeochemistry Climate Change Physical oceanography

Predicted Change to the Southern Ocean Silicate Front

The Southern Ocean Silicate Front (SF) is an important boundary separating waters that are silicate-rich and waters that are silicate-poor.…
May 7, 2018 Channing Prend
More Intense Summer to Winter Swings in Oceanic Dissolved CO2
Ocean Acidification

More Intense Summer to Winter Swings in Oceanic Dissolved CO2

Ocean CO2 levels vary depending on the time of year. Landschützer and his colleagues are the first to show that…
March 5, 2018March 5, 2018 Julia Dohner
Ocean Acidification: No Longer Confined to the Sea Surface
Ocean Acidification

Ocean Acidification: No Longer Confined to the Sea Surface

Acidification, one of the highest-visibility impacts of human activity on the ocean, was thought to be confined to its upper…
January 8, 2018January 8, 2018 Julia Dohner
Uneven Ocean Warming as the Planet Shed its Ice
Natural History

Uneven Ocean Warming as the Planet Shed its Ice

Our oceans underwent major changes when the planet transitioned from the Last Glacial Maximum to our current interglacial (or “between…
December 11, 2017December 10, 2017 Julia Dohner
The Subtle Response of Plants to Rising CO2 Levels
Biogeochemistry

The Subtle Response of Plants to Rising CO2 Levels

Plants need carbon dioxide. What do they do when there’s more and more of it in the atmosphere?
October 16, 2017June 6, 2019 Julia Dohner
New Evidence of Erosion, Weathering and CO2 Together Regulating Glacier Formation
Biogeochemistry

New Evidence of Erosion, Weathering and CO2 Together Regulating Glacier Formation

Ice cover on earth extends and recedes over thousands of years. But what drives these fluctuations? Moreover, what guarantees that…
September 18, 2017September 10, 2017 Julia Dohner
Carbon Dioxide In and Methane Out: the Surprising Chemistry of an Arctic Methane Seep Field
Climate Change

Carbon Dioxide In and Methane Out: the Surprising Chemistry of an Arctic Methane Seep Field

The bad news: coastal frozen sediments in the Arctic are melting and emitting methane, a potent greenhouse gas, into the…
August 15, 2017August 14, 2017 Julia Dohner
Biogeochemistry

Why iron fertilization hasn’t worked

Fertilizing the ocean with iron to help algae store more carbon in the deep sea was once heralded as a…
May 13, 2016May 13, 2016 Michael Philben
Archaeology Methodology

How we broke radiocarbon dating

CO2 from fossil fuel burning doesn’t contain C-14. That’s bad news for the future of radiocarbon dating.
December 26, 2015 Michael Philben

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