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ecosystems

A school of fish swims in the Coral Sea.
Posted inNews

Heat Waves, More Than Coral Death, May Cause Fish to Flee Reefs

Ilima Loomis, Science Writer by Ilima Loomis 25 July 201815 November 2022

A study over a broad swath of the Great Barrier Reef shows that warming waters directly cause fish and invertebrates to leave the reef, making it harder for coral to recover from bleaching events.

Researchers examine how the rapid spread of invasive freshwater mussels affects estuary sediments
Posted inResearch Spotlights

Invasive Freshwater Mussels Drive Changes in Estuary Sediments

Aaron Sidder, freelance science writer by Aaron Sidder 24 July 20182 March 2023

The golden mussel has spread quickly in the 30 years since its arrival in South America and is transforming aquatic ecosystems in waterways across the continent.

Vegetation dynamics in Amazonia
Posted inEditors' Highlights

Seasonal Leaf Production Is Key Control on Amazon Carbon Balance

by G. Vourlitis 12 July 20186 March 2023

Characterizing leaf phenology in process-based models reconciles both “dry season green-up” and drought controls on Amazonian carbon balance.

Researchers examine the role of upper estuaries as blue carbon sinks
Posted inResearch Spotlights

Upper Estuaries Found to Be Significant Blue Carbon Sink

Aaron Sidder, freelance science writer by Aaron Sidder 29 June 201826 March 2024

Inland from the seagrass and salt marsh ecosystems that border the ocean, upper estuaries store more carbon than previously realized and could play an important role in mitigating climate change.

Researchers examine layers of organic matter in peat bogs to better understand nutrient cycling
Posted inResearch Spotlights

Depth Matters in Peat Bog Nutrient Cycling

by David Shultz 31 May 20181 April 2022

Peatlands store around a third of Earth’s soil carbon, and a new study begins to reveal how the ecosystems’ organic matter changes with depth.

Secchi reading by Tim Plude on Wisconsin’s Lake Tomahawk, October 2012.
Posted inOpinions

Global Water Clarity: Continuing a Century-Long Monitoring

by Z. Lee, R. Arnone, D. Boyce, B. Franz, S. Greb, C. Hu, S. Lavender, M. Lewis, B. Schaeffer, S. Shang, M. Wang, M. Wernand and C. Wilson 7 May 201814 February 2023

An approach that combines field observations and satellite inferences of Secchi depth could transform how we assess water clarity across the globe and pinpoint key changes over the past century.

During a workshop in Quebec on paleofires, participants collected surface sediment from the nearby Lake Geai.
Posted inScience Updates

How Paleofire Research Can Better Inform Ecosystem Management

by M. Lestienne, J. C. Aleman and D. Colombaroli 24 April 20185 June 2023

Global Paleofire Working Group 2: Paleofire Knowledge for Current and Future Ecosystem Management; Saint-Hippolyte, Quebec, Canada, 10–14 October 2017

Coral bleaching off the coast of Okinawa, Japan
Posted inNews

Scientists Examine Novel Options to Save Coral Reefs

by Randy Showstack 18 April 201821 December 2023

Warming events prompt scientists to look at ecological, genetic, and engineering interventions.

Researchers examine a critical ecosystem transition in Tasmania to understand ecosystem resilience.
Posted inResearch Spotlights

Australian Algae Aid Understanding of Ecosystem Resilience

by S. Witman 13 April 20182 November 2021

Wildfires may have driven a critical ecosystem transition in Tasmania’s Lake Vera more than 800 years ago.

Researchers identify a new current off the coast of Madagascar that may play an influential role in ocean upwelling.
Posted inResearch Spotlights

Scientists Discover New Ocean Current off Madagascar

Sarah Stanley, Science Writer by Sarah Stanley 11 April 20182 March 2023

The warm and salty Southwest Madagascar Coastal Current influences upwelling that supports rich marine ecosystems along the southern coast.

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