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Living in Geologic Time

‘Living in Geologic Time’ is a series of personal accounts that highlight the past, present, and future of famous landmarks on geologic timescales.

A dog sits next to a backpack on a dirt road in a desert landscape.
Posted inFeatures

Incredible Journeys on the Crown of the Continent

Mary Caperton Morton, Science Writer by Mary Caperton Morton 15 April 202215 April 2022

Living in Geologic Time: The making, breaking, and backpacking of North America’s Continental Divide.

Yellow and orange swirls color a chunk of Navajo sandstone in Grand Staircase.
Posted inFeatures

When Climate Ruled the Dinosaurs of Grand Staircase

Mary Caperton Morton, Science Writer by Mary Caperton Morton 30 December 20219 May 2023

Living in Geologic Time: Navigate the prolific boneyards and shifting boundaries of Grand Staircase-Escalante and Bears Ears National Monuments.

Sunset on the Maine coast from the deck of the schooner Victory Chimes, with one of the ship’s small dories and another sailboat on the horizon.
Posted inFeatures

Windjamming on the Warming Gulf of Maine

Mary Caperton Morton, Science Writer by Mary Caperton Morton 10 November 202110 November 2021

Living in Geologic Time: A sailing venture reveals economic upheaval along Maine’s enduring coast.

Four backpackers look down the Yellowstone River where it flows through the Black Canyon.
Posted inFeatures

Don’t Call It a Supervolcano

Mary Caperton Morton, Science Writer by Mary Caperton Morton 6 August 202122 December 2021

Living in Geologic Time: Scientists dismantle the myths of Yellowstone.

“Welcome to Fabulous Las Vegas” sign against a backdrop of desert flora
Posted inFeatures

Is Green Las Vegas Gone Forever?

Mary Caperton Morton, Science Writer by Mary Caperton Morton 28 May 202129 September 2021

Living in Geologic Time: Will desertification overtake Nevada’s half-million-year history of wetlands?

A rhododendron bush blooms pink flowers in front of the New River Gorge.
Posted inFeatures

The New River Gorge: Ancient River, Old Mines, New National Park

Mary Caperton Morton, Science Writer by Mary Caperton Morton 11 March 202129 September 2021

Living in Geologic Time: Regrowth and resiliency bring new accolades to one of the world’s oldest rivers.

A satellite image of the entire arm of Cape Cod
Posted inFeatures

Cape Cod: Shipwrecks, Dune Shacks, and Shifting Sands

Mary Caperton Morton, Science Writer by Mary Caperton Morton 8 January 20213 November 2021

Living in Geologic Time: How long will the cape keep its fist raised against the waves?

Small conifers grow along the edge of an open grassy meadow along the John Muir Trail.
Posted inFeatures

Traversing the High Sierra on the People’s Paths

Mary Caperton Morton, Science Writer by Mary Caperton Morton 2 November 20203 November 2022

Living in Geologic Time: Backpacking through the past, present, and future of fire on the John Muir Trail.

Four faces carved in granite stand above an apron of crushed rock overlooking state flags along the Avenue of Flags at Mount Rushmore National Memorial.
Posted inFeatures

Mount Rushmore’s Six Grandfathers and Four Presidents

Mary Caperton Morton, Science Writer by Mary Caperton Morton 3 September 202014 October 2021

Living in Geologic Time: How long will it take for erosion to erase Mount Rushmore?

Delicate Arch towers over visitors in Arches National Park, with the snow-capped La Sal Mountains in the distance.
Posted inFeatures

The Delicacy of Arches

Mary Caperton Morton, Science Writer by Mary Caperton Morton 13 July 202025 October 2022

Living in Geologic Time: How long will Utah’s arches grace the red rock desert?

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A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Mapping the Ocean Floor with Ancient Tides

6 May 20256 May 2025
Editors' Highlights

First Benchmarking System of Global Hydrological Models

7 May 20257 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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