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Aaron Sidder, freelance science writer

Aaron Sidder

Aaron Sidder is a freelance writer based out of Denver, Colo. He has a master’s degree in ecology from Colorado State University. Aaron was an AGU-sponsored AAAS Mass Media Science & Engineering Fellow at National Geographic in 2016, and he has been writing for Eos ever since. In addition to Eos and National Geographic, he has written for National Geographic Kids Magazine, Smithosonian Smart News, 5280 Magazine, and the Santa Fe Institute. In his free time, he cultivates an extensive—and growing—collection of field guides from around the country.

An uprooted tree after an extreme weather event
Posted inResearch Spotlights

New Theory Connects Tree Uprooting and Sediment Movement

Aaron Sidder, freelance science writer by Aaron Sidder 19 November 202125 March 2022

Tree throw from extreme wind events plays an important role in the movement of sediment and erosion on forested hillslopes. A new theory offers a novel way to measure its impact.

A researcher at one of the study’s sites in Cameroon
Posted inResearch Spotlights

Exploring Methane Emissions from Africa’s Tropical Forests

Aaron Sidder, freelance science writer by Aaron Sidder 10 November 202129 April 2022

Global methane budgets suffer from a lack of field studies in African forests, but new research sheds light on methane emissions and uptake from upland forests in the Congo Basin.

Heavy-duty diesel vehicles drive inequalities in air quality in cities across the United States.
Posted inENGAGE, Research Spotlights

An Eye in the Sky Tracks Air Pollution Inequality in U.S. Cities

Aaron Sidder, freelance science writer by Aaron Sidder 27 October 202128 March 2023

A new study uses its data to show that diesel traffic is the largest source of pollution inequality across racial and economic divides

Lava tubes at Lava Beds National Monument in California
Posted inResearch Spotlights

Earthly Lava Tubes May Offer Insights into Extraterrestrial Life

Aaron Sidder, freelance science writer by Aaron Sidder 21 September 202118 January 2022

New research finds that Actinobacteria in lava caves fix carbon and survive independent of surface inputs, offering a fresh perspective in the search for life beyond Earth.

Deciduous forests, like the one pictured here, are important sinks of ozone.
Posted inResearch Spotlights

Examining the Intricacies of Ozone Removal by Deciduous Forests

Aaron Sidder, freelance science writer by Aaron Sidder 9 August 20211 June 2023

A new study looks into how air movement in the atmospheric boundary layer affects ozone removal by deciduous forests, which are a significant ozone sink.

The Eagletail Mountains in southwestern Arizona
Posted inResearch Spotlights

Crustal Motion and Strain Rates in the Southern Basin and Range Province

Aaron Sidder, freelance science writer by Aaron Sidder 21 July 202119 October 2021

New research teases out variations in strain rates and explores potential earthquake hazards across the southern Basin and Range and Colorado Plateau.

Debris flows during the largest rainstorm following the 2009 Station Fire in California.
Posted inResearch Spotlights

The Wildfire One-Two: First the Burn, Then the Landslides

Aaron Sidder, freelance science writer by Aaron Sidder 22 June 202128 September 2021

Severe wildfires strip away plant cover and reduce the soil’s ability to hold water. A new study develops a model to better understand landslide risk following a burn.

Environmental activist Sumaira Abdulali measures particulate matter emitted by a burning roadside garbage dump near Mumbai, India.
Posted inResearch Spotlights

Establishing a Link Between Air Pollution and Dementia

Aaron Sidder, freelance science writer by Aaron Sidder 4 June 202121 July 2022

A new study examines the relationship between fine particulate matter (PM2.5) and dementia, finding that air pollution may be responsible for up to 2 million dementia cases each year.

The Emme River in Switzerland
Posted inResearch Spotlights

Tracing Water from River to Aquifer

Aaron Sidder, freelance science writer by Aaron Sidder 20 April 20216 February 2023

A new technique using dissolved noble gas tracers sheds light on how water moves through an aquifer, with implications for water resources and their vulnerability to climate change.

Imagen de satélite mostrando el huracán Dorian sobre las Bahamas en 2019
Posted inResearch Spotlights

Descifrando las causas de la actividad de los huracanes en el pasado

Aaron Sidder, freelance science writer by Aaron Sidder 7 April 202126 October 2022

Registros individuales de paleohuracanes extraídos de los sedimentos de islas azotadas por tormentas no muestran una clara influencia del clima en la frecuencia de los huracanes en el último milenio.

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