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carbon

A distinctive mushroom cloud blossoms over the cloud line during detonation of the Ivy Mike hydrogen bomb in 1952.
Posted inNews

Radiocarbon’s Blast from the Past

by Caroline Hasler 15 September 202231 October 2022

Radiocarbon dating is a cornerstone of climate and archaeological sciences. But the method is under threat as fossil fuel emissions negate a useful signal from atomic tests.

The Colorado River with canyons in the background
Posted inResearch Spotlights

Impact of Climate on River Chemistry Across the United States

Sarah Derouin, Science Writer by Sarah Derouin 26 July 202227 July 2022

Findings of a new study have implications for water quality, aquatic ecosystem health, and water treatment and management as the world warms.

Simulation of ions escaping the Martian atmosphere
Posted inResearch Spotlights

测量火星大气中的碳离子损失

by Morgan Rehnberg 10 March 202210 March 2022

NASA的MAVEN探测器观测到的碳通量与模型相符,比氧离子低1到2个数量级。

Simulation of ions escaping the Martian atmosphere
Posted inResearch Spotlights

Measuring Carbon Ion Loss from the Martian Atmosphere

by Morgan Rehnberg 8 February 202210 March 2022

The flux, observed with NASA’s MAVEN spacecraft, is in line with models and 1–2 orders of magnitude lower than that of oxygen ions.

Sediment cores retrieved from the Atacama Trench (top left) and sliced on board (top right)
Posted inResearch Spotlights

A Deep Dive into Organic Carbon Distribution in Hadal Trenches

Kate Wheeling, freelance science writer by Kate Wheeling 28 May 20219 November 2022

Researchers use sediment cores to study the amount and origin of sediment organic carbon in one of the least studied regions of the planet: hadal trenches.

A boreal landscape in northern Sweden, the focus of new research on the carbon cycle
Posted inResearch Spotlights

Organic Particles Affect Carbon Cycling in Boreal Waters

Aaron Sidder, freelance science writer by Aaron Sidder 2 January 201928 March 2023

Dissolved organic carbon receives much of the focus in aquatic research, but a new study suggests that bulkier particulate matter may play a significant role in regulating carbon dioxide emissions.

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