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biogeosciences

Twitchell Island, in Sacramento County, Calif., is a wetland flux site in the FLUXNET network.
Posted inScience Updates

A New Data Set to Keep a Sharper Eye on Land-Air Exchanges

by G. Z. Pastorello, D. Papale, H. Chu, C. Trotta, D. A. Agarwal, E. Canfora, Dennis Baldocchi and M. S. Torn 17 April 201710 March 2023

FLUXNET2015, the latest update of the longest global record of ecosystem carbon, water, and energy fluxes, features improved data quality, new data products, and more open data sharing policies.

Phenocam webcam image from Sevilleta National Wildlife Refuge, N.M.
Posted inScience Updates

Integrating Multiscale Seasonal Data for Resource Management

by Andrew D. Richardson, J. F. Weltzin and J. T. Morisette 23 January 20171 March 2023

Workshop on Phenology at Scales from Individual Plants to Satellite Pixels; Cambridge, Massachusetts, 21–23 June 2016

Bee sitting in sandstone hole.
Posted inNews

Rock-Chomping Bees Burrow into Sandstone

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 26 September 201611 January 2022

A previously unknown species of rock-excavating bees, discovered 40 years ago but not reported in the scientific literature, finally gets the spotlight.

Methane-releasing vegetation flourishes in small freshwater Arctic tundra ponds
Posted inNews

Aquatic Plants May Accelerate Arctic Methane Emissions

by R. Heisman 22 September 201611 August 2022

About two thirds of the gas produced by a study area near Barrow, Alaska, came from increasingly abundant greenery covering only 5% of the landscape, researchers estimate.

Magnetic mineral stripes in beach sand.
Posted inNews

Bacteria Preserve Record of Earth's Magnetic Fields

by E. Deatrick 1 August 201621 July 2022

Tiny yet stable magnetized particles created by microbes long ago could help scientists better determine the strength and orientation of ancient magnetic fields.

Divers examine faux ancient pillar base.
Posted inNews

"Sunken City" Was Really Made by Microbes

by E. Deatrick 13 June 201611 October 2022

What scientists thought was a sunken Greek city turns out to be the fossils of an ancient hydrocarbon seep from several million years ago.

Posted inNews

Deepwater Horizon Oil Lingered and Sank, Stuck to "Marine Snow"

Amy Coombs by A. Coombs 3 June 201618 May 2022

A new study may explain how supposedly buoyant oil from the huge 2010 oil spill coated corals and other organisms on the ocean floor.

A flock of king eiders flies over the sea ice off Barrow, Alaska.
Posted inScience Updates

What Does the Pacific Arctic's New Normal Mean for Marine Life?

by L. Sheffield Guy, S. E. Moore and P. J. Stabeno 9 May 20166 January 2023

Climate change has reconfigured Arctic ecosystems. A 5-year project focuses on the relationships among oceanographic conditions and the animals and other life-forms in this region.

Escherichia coli
Posted inAGU News

Author Tells Tale of Cellular Engines That Power Life

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 30 March 201625 April 2023

The American Geophysical Union held a public lecture to introduce a new book about how microbes changed the world.

Posted inNews

How Bat Breath and Guano Can Change the Shapes of Caves

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 9 November 201513 October 2022

Researchers working in caves in Borneo and elsewhere are finding evidence that biological processes shape many tropical caves by slowly eating away at surrounding rock.

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