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Tag: iron

Volcanoes fuel life in the ocean
Biogeochemistry

Volcanoes fuel life in the ocean

Read about how volcanic ash travels hundreds of miles by wind and supplies iron, an essential nutrient, to ocean life.
October 7, 2021October 5, 2021 Jiwoon Park
Microbes pull nitrogen out of air to feed the warming oceans
Biological oceanography Climate Change

Microbes pull nitrogen out of air to feed the warming oceans

Some ocean microbes can take nitrogen gas from the air and convert it to different forms that can be used…
March 11, 2021March 10, 2021 Jiwoon Park
Smog can be a Bog: A Story about Iron in the Air and Ocean
Atmospheric Chemistry Atmospheric Science Chemistry Human impacts Pollution

Smog can be a Bog: A Story about Iron in the Air and Ocean

Have you ever wondered where smog goes? A group of scientists investigated where particles of iron start and end up,…
November 24, 2020 Daniel Speer
Dust may feed more life in a warmer ocean
Chemistry

Dust may feed more life in a warmer ocean

Just as our bodies need iron to stay healthy, ocean microbes also need iron to grow. Iron in the ocean…
October 20, 2020October 20, 2020 Jiwoon Park
What your poop says about your diet: Iron in the ocean is controlled by zooplankton diet and poop
Microbiology

What your poop says about your diet: Iron in the ocean is controlled by zooplankton diet and poop

Have you ever had weird colored poop? Just like your poop can tell you what you've been eating lately, zooplankton…
July 23, 2020July 20, 2020 Jiwoon Park
Biogeochemistry Geology Natural History Paleoceanography Sea-level Rise Volcanoes

A 2.5 billion year old story about iron in the ocean, told by a rock

New light has been shed on the possibility of an alternative iron sink than previous thought prior to the oxygenation…
May 21, 2015May 21, 2015 Anne M. Hartwell
Biogeochemistry

Take your iron! Seasonally melting snow as an iron supply to the Ross Sea, Antarctica

Observations show that the amount of primary productivity in the McMurdo Sound in the Ross Sea of Antarctica cannot be…
July 25, 2014July 28, 2014 Kari St.Laurent
Climate Change Human impacts

Could increasing CO2 be decreasing human nutrition?

The increase in global atmospheric CO2 concentrations may be causing major food crops, like wheat, to have lower amounts of…
June 23, 2014June 24, 2014 Kari St.Laurent
Biogeochemistry Geology

Volcanic ash, fertilizer for the ocean?

Volcanic ash may be an important source of the valuable micronutrients iron and manganese to phytoplankton populations in areas with…
May 26, 2014May 26, 2014 Kari St.Laurent

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