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bacteria & microbes

Tara Oceans expedition ship in the Arctic
Posted inNews

Marine Virus Survey Reveals Biodiversity Hot Spots

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 May 201918 October 2022

Ocean samples collected from around the world produced a twelvefold increase in the number of marine viruses known. A portion of the Arctic Ocean has “surprisingly high diversity.”

Tracers of ecosystem respiration
Posted inResearch Spotlights

Understanding Stream Metabolism with Reactive Tracers

Aaron Sidder, freelance science writer by Aaron Sidder 29 April 20197 March 2022

When the blue dye resazurin encounters living microorganisms, it transforms into fluorescent pink resorufin and helps scientists understand ecosystem respiration, but it has its limitations.

Meltwater flows in a canyon around 30 meters deep in Greenland.
Posted inResearch Spotlights

Mapping Ice Algal Blooms from Space

by E. Underwood 17 April 20196 July 2022

Satellite data reveal how colorful algae are melting the Greenland ice sheet.

Close-up photo of a rock
Posted inNews

For Some Copper Deposits, Microbes Make Minable Minerals

by H. Gavin 10 April 201914 February 2023

Copper ores were long thought to form through purely chemical processes, but a recent study provides the strongest evidence yet that microbial metabolism drives mineral production.

Posted inEditors' Highlights

Baltic Bacterial Blooms Over the Millennia

by E. Thomas 15 February 201917 February 2023

Eutrophication not only is a present-day anthropogenic phenomenon in the southern Baltic but also occurred over the past few millennia, with cyanobacterial blooms during times of climate warming.

Macroalgal assemblages on rock substrata
Posted inScience Updates

Keeping a Watch on Seaweeds: The Forests of the World’s Coasts

by P. Miloslavich, C. Johnson and L. Benedetti-Cecchi 9 January 201914 December 2023

Planning the Implementation of a Global Long-Term Observing and Data Sharing Strategy for Macroalgal Communities; Hobart, Tasmania, Australia, 24–26 September 2018

Pyrenees in Catalonia Spain
Posted inNews

Microbes Rain Down from Above, to the Tune of the Seasons

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 8 January 201923 March 2023

Every time snow or rain falls, it brings with it microbes from high in the atmosphere. Could those microbes have a seasonal signal, just like the plants on the land below?

Clay chemist Lynda Williams holds a handful of green clay, which she shows has healing properties.
Posted inNews

Healing Power of Clay? Not as Off-the-Wall as You Might Think

by H. Hagemann 12 December 201811 January 2022

An ancient folk remedy, blue-green iron-rich clay, kills antibiotic-resistant bacteria using a one-two punch, a new study shows.

This lagoon appeared in 2017 in Chile’s Atacama Desert and evaporated months later.
Posted inNews

Atacama Desert’s Unprecedented Rains Are Lethal to Microbes

Katherine Kornei, Science Writer by Katherine Kornei 12 November 201812 April 2022

Rainfall in the driest parts of Chile’s Atacama Desert in 2017 resulted in hypersaline lagoons that killed the majority of microbes adapted to millions of years of arid conditions.

Venus’s clouds as seen by Mariner 10 in 1974
Posted inNews

Could Life Be Floating in Venus’s Clouds?

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 7 November 20188 September 2022

If present, microbes could explain evolving patterns in the planet’s atmosphere when observed in ultraviolet light.

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