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seasonal variability

Researchers examine cave stalagmites to understand how ice rafting events influence monsoon hydroclimate.
Posted inResearch Spotlights

How Ice Rafting Events Affect Asian Monsoon Hydroclimate

Sarah Stanley, Science Writer by Sarah Stanley 9 April 201816 March 2023

Cave stalagmites provide isotopic evidence that Bond events and Heinrich events have more variable effects on Asian monsoon hydroclimate during the last glacial period than during the Holocene.

Scientists of the LimnoAlp consortium take physicochemical measurements of the water column of Lago Nero, an alpine lake in southern Switzerland, during winter
Posted inScience Updates

Winter Conditions Are Changing Rapidly in Alpine Lake Ecosystems

by A. Bruder, M. Kainz and M. Tonolla 27 March 20189 December 2021

LimnoAlp Workshop; Lake Cadagno, Switzerland, 10–15 September 2017

Posted inEditors' Highlights

A Close-in Look at Saturn’s Periodic Space Bubble

by Michael W. Liemohn 24 January 201819 January 2023

When it comes to Saturn’s space environment, summer wins over winter in controlling the periodic flows of electrically charged particles and magnetic fields.

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.

Hurricane Maria bears down on Dominica
Posted inNews

Unprecedented Hurricane Season Sees Widespread Damage

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 22 September 201726 October 2022

This hurricane season has broken multiple records already.

Increased winter flows in the Tanana River have puzzled researchers—until now
Posted inResearch Spotlights

Why Are Arctic Rivers Rising in Winter?

by E. Underwood 5 September 20173 March 2023

Increased glacial melt is boosting winter streamflows by filling aquifers, a new study on an Alaskan river suggests.

Anvil clouds over Thailand; such clouds help loft pollutants into the atmosphere during monsoons.
Posted inResearch Spotlights

The Asian Summer Monsoon Launches Pollutants Around the Globe

Kate Wheeling, freelance science writer by Kate Wheeling 5 June 201720 January 2023

New research provides a comprehensive overview of the effect of the Asian summer monsoon (ASM) on atmospheric composition throughout the life cycle of the ASM anticyclone.

Maple forest in winter.
Posted inResearch Spotlights

As Winters Get Warmer, Sugar Maples May Absorb Less Silicon

Sarah Stanley, Science Writer by Sarah Stanley 17 April 20179 December 2021

Rising temperatures that reduce snow cover leave soils vulnerable to frost, reducing silicon uptake by trees, with potential effects on downstream ecosystems.

Algae in the Great Calcite Belt may play an important role in fluctuating atmospheric carbon levels.
Posted inResearch Spotlights

Tiny Creatures Form Massive, Bright Ring Around Antarctica

Sarah Stanley, Science Writer by Sarah Stanley 26 January 201727 September 2022

Dense algae populations in the Great Calcite Belt could cause carbon dioxide release from the ocean into the atmosphere.

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

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