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biogeosciences

A droplet of water rich in microorganisms clings to a copper-rich stalactite at the Kipuka Kanohina Cave Preserve in Hawaii.
Posted inScience Updates

What Would Earth Be Like Without Life?

by M. A. Chan, H. J. Cleaves II and P. J. Boston 12 March 20185 January 2022

Workshop on a Cosmic Perspective of Earth: A Planet Permeated and Shaped by Life—Implications for Astrobiology; Tokyo, Japan, 13–15 September 2017

larval fish and squid collected in surface slicks off the western coast of the Big Island of Hawai‘i
Posted inNews

Calm Waters off Hawaii Harbor a “Nursery” of Sea Life

Katherine Kornei, Science Writer by Katherine Kornei 22 February 201825 March 2024

Ocean slicks—naturally occurring bands of smooth water—are home to an astounding diversity of fish larvae and other marine life, researchers show.

Posted inEditors' Highlights

Improved Simulation of Gross Primary Productivity

by P. A. Dirmeyer 10 November 201717 March 2023

A new model better explains seasonal variations in biomass.

A satellite image of an atmospheric river on 20 February 2017, which helped the American west emerge from a 5-year drought.
Posted inFeatures

How Will Climate Change Affect the United States in Decades to Come?

by D. Wuebbles, D. W. Fahey and K. A. Hibbard 3 November 201730 March 2023

A new U.S. government report shows that climate is changing and that human activities will lead to many more changes. These changes will affect sea levels, drought frequency, severe precipitation, and more.

Landsat 5 Thematic Mapper image of the northwestern corner of North Lake Eyre, Australia, after floods in March 2011.
Posted inScience Updates

Observing Life near the Ocean’s Surface with Satellites

by V. Stuart 30 October 20178 November 2022

Third International Ocean Colour Science (IOCS) Meeting; Lisbon, Portugal, 15–19 May 2017

Posted inAGU News

Czimczik Receives 2017 Sulzman Award for Excellence in Education and Mentoring

by AGU 20 October 201718 April 2023

Claudia Czimczik will receive the 2017 Sulzman Award for Excellence in Education and Mentoring at the 2017 American Geophysical Union Fall Meeting, to be held 11–15 December in New Orleans, La. The award is given to “one mid-career female scientist…for significant contributions as a role model and mentor for the next generation of biogeoscientists.”

Scientists analyze the role of ocean eddies in phytoplankton populations
Posted inResearch Spotlights

World’s Biggest Oxygen Producers Living in Swirling Ocean Waters

by S. Witman 13 September 201729 September 2021

Oceanographers probe the impact of deep swirling vortices on phytoplankton.

The Harris River, on Prince of Wales Island in Alaska’s panhandle, winds through temperate rain forest to the sea.
Posted inScience Updates

Quantifying Coastal Rain Forest Carbon Transport

by A. Bidlack, B. Buma and D. Butman 19 July 201730 March 2023

Aquatic Carbon Biogeochemistry of the Pacific Coastal Temperate Rainforest Region Workshop; Seattle, Washington, 7–10 February 2017

A “dead cart” depicted in an antique engraving.
Posted inNews

Plague Bug May Have Lurked in Medieval England Between Outbreaks

Bas den Hond, Science Writer by Bas den Hond 8 May 201723 March 2023

A new analysis of climate records in England and Europe’s Low Countries suggests that the disease-causing bacterium persisted in rodents between recurrences in people.

Marine scientists deploy a video plankton recorder in the high-latitude North Atlantic in April 2012.
Posted inScience Updates

Optical Sensors Can Shed Light on Particle Dynamics in the Ocean

by S. L. C. Giering 2 May 201727 September 2022

First TOMCAT Workshop; Southampton, UK, 12–14 September 2016

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

Stretching and Squeezing Release Glacial Meltwater

26 May 202626 May 2026
Editors' Highlights

From Grains to Bands: Modeling Deformation in Porous Rocks

26 May 202621 May 2026
Editors' Vox

From Volcanic Vents to Safer Skies

27 May 202627 May 2026
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