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biogeosciences

CISME devices attached to living coral and a community of turf algae growing on dead coral
Posted inNews

Dead Reefs Keep Calcifying but Only by Day

by J. Oetting 24 December 20196 March 2023

A new measurement technique has revealed that turf algae communities colonizing dead reefs have a dual role, adding new mineral material to the reefs during the day and taking it away at night.

Young beaver in pool of water
Posted inNews

Are Beavers Nature’s “Little Firefighters”?

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 13 December 201915 November 2022

It’s about dam time: Beavers are acknowledged for their firefighting skills in five recent blazes.

Magnetite levels in the human brain
Posted inNews

Human Brains Have Tiny Bits of Magnetic Material

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 12 December 201927 March 2023

Here’s the first map of the magnetic mineral magnetite in the human brain. Turns out that our brain stem may be full of it.

False-color composite image of the landscape near Noatak, Alaska, showing 3 of 425 spectral bands of NASA’s AVRIS-NG
Posted inScience Updates

Watching Earth’s Interconnected Systems at Work

by F. D. Schneider, A. Ferraz and D. Schimel 31 October 201931 March 2023

Surface Biology and Geology, a new NASA Earth observation effort, is developing a path forward for monitoring the Earth system from space.

Underwater photo of bleached staghorn coral
Posted inNews

A Key to Coral Bleaching Events? Location, Location, Location

Hannah Thomasy, Science Writer by Hannah Thomasy 29 October 201927 March 2023

New research indicates that longitude, as well as warming waters, may be a key predictor of coral bleaching events.

The landscape in James Bay, Quebec, Canada, consists of hydrologically interconnected forests, wetlands, rivers, and lakes.
Posted inScience Updates

Integrating Landscape Terrestrial and Aquatic Carbon Fluxes

by P. Bodmer, J. P. Casas-Ruiz and P. A. del Giorgio 11 October 201929 September 2021

Workshop on the Integration of Aquatic and Terrestrial Carbon Fluxes across landscapes; Montreal, Quebec, Canada, 9–10 May 2019

A flux monitoring site in Adventdalen on Svalbard monitors carbon dioxide emissions from the surrounding permafrost area.
Posted inScience Updates

Is the Northern Permafrost Zone a Source or a Sink for Carbon?

by F.-J. W. Parmentier, O. Sonnentag, M. Mauritz, A.-M. Virkkala and E. A. G. Schuur 10 September 201929 September 2021

Thawing permafrost could release large amounts of carbon into the atmosphere, but finding out how much requires better collection and curation of data.

Sea spider
Posted inGeoFIZZ

Extreme Life and Where to Find It

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 6 September 201929 September 2021

Life finds a way in the most extreme environments on Earth and sparks the imagination about far-off places where we may yet find it.

Cleaning up Sargassum in the Dominican Republic
Posted inNews

Satellite Data Reveal Growth and Decline of Sargassum

Katherine Kornei, Science Writer by Katherine Kornei 29 July 20194 January 2024

High nutrient levels in 2018 resulted in a nearly 9,000-kilometer belt of Sargassum, a seaweed critical to many marine animals but also a nuisance when it washes up on shorelines, new results reveal.

Forest elephants playing in water
Posted inNews

Elephants Boost Carbon Storage in Rain Forests

Jenessa Duncombe, Staff Writer by Jenessa Duncombe 16 July 201929 April 2022

Forest elephants are the “gardeners of the Congo.” How might their dwindling population affect carbon storage in the world’s second-largest tropical forest?

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