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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 aerial view of an agricultural landscape
Posted inResearch Spotlights

Mapping Nutrient Inputs in the Great Lakes Basin

Aaron Sidder, freelance science writer by Aaron Sidder 25 March 202024 February 2023

A new tool links nitrogen and phosphorus applications to land use classifications to better understand where and how much of the nutrients enter watersheds in the U.S. Great Lakes Basin.

Aerial view of the San Andreas Fault in California on the Carrizo Plain
Posted inResearch Spotlights

Earthquake Statistics Vary with Fault Size

Aaron Sidder, freelance science writer by Aaron Sidder 21 October 20197 October 2022

A theoretical study explores why small earthquake sources can produce quasiperiodic sequences of identical events, whereas earthquakes on large faults are intrinsically more variable.

Artistic illustration of three-dimensional clouds simulated at local scales and tethered to a map, which represents a much larger climate model.
Posted inResearch Spotlights

A “Super” Solution for Modeling Clouds

Aaron Sidder, freelance science writer by Aaron Sidder 6 September 201920 July 2022

Climate models struggle to accurately portray clouds because the models cannot resolve the scales at which clouds form. A new study demonstrates a potential fix for the problem.

An ocean wave breaks, sending sea spray into the air.
Posted inResearch Spotlights

Detailed Origins of Sea Spray Revealed, One Droplet at a Time

Aaron Sidder, freelance science writer by Aaron Sidder 29 July 20193 December 2021

An energized air-sea interface facilitates exchange between the atmosphere and the ocean. A new study looks at the formation of sea spray, an important component of this exchange.

Sandhill cranes fly through the tule fog in the Merced National Wildlife Refuge
Posted inResearch Spotlights

Fading Air Pollution Reduces Fog in Central Valley

Aaron Sidder, freelance science writer by Aaron Sidder 12 June 20197 February 2024

The tule fog in California’s Central Valley is notorious for causing delays and accidents throughout the region; however, a decrease in air pollutants is reducing the fog’s frequency.

Helheim Glacier Greenland and surrounding icy landscape
Posted inResearch Spotlights

Modeling the Subsurface Hydrology of the Greenland Ice Sheet

Aaron Sidder, freelance science writer by Aaron Sidder 7 June 201923 March 2023

Firn aquifers—pockets of meltwater beneath the surface of an ice sheet—could have far-reaching impacts on subglacial hydrology, a new study finds.

A map of the simulated 5-year mean sea surface temperature anomaly from a very high resolution version of an interactive ensemble model
Posted inResearch Spotlights

Improving Climate Predictions over Decades

Aaron Sidder, freelance science writer by Aaron Sidder 4 June 201916 December 2021

Several factors make long-term climate predictions difficult. New research looks at how to improve model predictability by separating climate signals from the noise.

The Bishop Tuff in California
Posted inResearch Spotlights

Paleomagnetism Indicators May Be Flawed

Aaron Sidder, freelance science writer by Aaron Sidder 3 June 201914 March 2023

A new study finds that magnetism in volcanic ash tuff forms through varied processes, calling into question previously reliable signatures used to study variations in Earth’s magnetic field.

A research team taking sediment cores on Lake Tanganyika in eastern Africa
Posted inResearch Spotlights

Translating Climate Models to the Language of Paleoclimate Data

Aaron Sidder, freelance science writer by Aaron Sidder 24 May 20194 October 2021

A new model will help climate models better interpret paleoclimate reconstructions derived from lake sediment and could improve predictions of future climatic conditions.

Judy Yang performing sediment movement experiments in a lab
Posted inResearch Spotlights

New Study Shifts Paradigm of Coastal Sediment Modeling

Aaron Sidder, freelance science writer by Aaron Sidder 23 May 201911 February 2022

A new model improves predictions for sediment movement in vegetated shoreline zones and reveals a universal predictor that could change the understanding of coastal landscape evolution.

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