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Scientific Discipline Mathematical Geophysics

Mathematical Geophysics
A ship’s crew recovers the flotation sphere for an instrument mooring in the Irminger Sea

Research Spotlight 18 September 2020

Improving Proxy Representations of Ocean Properties

Many oceanic properties are not directly observed but are instead estimated using proxy measurements. A new method uses physics-based correlations to reduce uncertainty in this relationship.
Read More »
Mathematical Geophysics
Diagram showing sea surface temperature (SST) anomalies in February 1987

Research Spotlight 2 September 2020

Interpreting Neural Networks’ Reasoning

New methods that help researchers understand the decision-making processes of neural networks could make the machine learning tool more applicable for the geosciences.
Read More »
Mathematical Geophysics
Sparse forest of acacia trees and green grasses and patches of ocher-colored soil, separated from the tree-covered hills in the background by a narrow paved road

News 26 August 2020

Mathematical Insights into the West African Monsoon

A tool from dynamic systems theory is helping atmospheric scientists identify how dust and moisture mix over West Africa.
Read More »
Hydrology, Cryosphere & Earth Surface
Charts showing cumulative future CO2 emissions (left), surface temperature anomaly (center), and year when sea-ice area drops below 1 million km2 (right) under different CMIP6 emissions scenarios

Editors' Highlights 21 August 2020

Characteristics of Polar Sea Ice in Latest Climate Models

Sea ice area in CMIP6 is similar to previous versions while its sensitivity to external forcing is subtly different and closer to observations, but still not in step with global surface temperature.
Read More »
Hydrology, Cryosphere & Earth Surface
Map of Land subsidence predictions in the western United States obtained via machine learning

Editors' Highlights 17 August 2020

Machine Learning Predicts Subsidence from Groundwater Pumping

Machine learning and data on aquifer type, sediment thickness, and proxies for irrigation water use has been used to produce the most comprehensive map of land subsidence in the western U.S. to date.
Read More »
Mathematical Geophysics
The central processing unit–based Cheyenne supercomputer at the National Center for Atmospheric Research (NCAR)–Wyoming Supercomputing Center

Opinion 28 July 2020

Earth System Modeling Must Become More Energy Efficient

As weather and climate models grow larger and more data intensive, the amount of energy needed to run them continues to increase. Are researchers doing enough to minimize the carbon footprint of their computing?
Read More »

1 Comment

Mathematical Geophysics
A home severely damaged by a tornado

Opinion 28 July 2020

Weathering Environmental Change Through Advances in AI

Developing trustworthy artificial intelligence for weather and ocean forecasting, as well as for long-term environmental sustainability, requires integrating collaborative efforts from many sources.
Read More »

1 Comment

Mathematical Geophysics
An abstract illustration showing many points of data being sorted along streams.

AGU News 28 July 2020

The Rise of Machine Learning

Our August issue explores the way we process, analyze, and clearly present the massive amounts of information collected by scientists today.
Read More »
Planetary Sciences
Map of the Gusev Crater region of Mars with craters detected by an algorithm shown in red

Editors' Highlights 21 July 2020

Who Wants to Count All the Craters on Mars? Not Me!

Humans found hundreds of thousands of craters on Mars greater than 1 kilometer in diameter, but now computers automate the process delivering crater counts as well as geologically meaningful ages.
Read More »
Climate Change
Satellite image of Soviet airport in 1979

News 6 July 2020

Five Things Spy Satellites Have Taught Us About Earth

Long before we had satellites beaming terabytes of data back to Earth, we had covert spacecraft the size of school buses snapping photos on rolls of film 50 kilometers long.
Read More »

1 Comment

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Science Policy & Funding

Opinion 25 January 2021

Enhancing Food Security Through Earth Science Data

Biogeosciences

News 29 January 2021

Reindeer Have to Eat Up to Survive the Winter

Geology & Geophysics

Editors' Vox 16 February 2021

Reflecting Back and Looking Forward at JGR: Biogeosciences

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Geophysical Research Letters

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Water Resources Research

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Current Print Magazine


March 2021

Volume 102 Issue 3

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Most Popular

Science Policy & Funding

Opinion 25 January 2021

Enhancing Food Security Through Earth Science Data

Biogeosciences

News 29 January 2021

Reindeer Have to Eat Up to Survive the Winter

Geology & Geophysics

Editors' Vox 16 February 2021

Reflecting Back and Looking Forward at JGR: Biogeosciences

Most Commented

Planetary Sciences

News 27 January 2021

An Asteroid “Double Disaster” Struck Germany in the Miocene

8 Comments

Climate Change

News 1 December 2020

Increased Plate Tectonic Activity May Have Warmed the Miocene Climate

2 Comments

Geology & Geophysics

News 12 January 2021

Modeling the Creation of Cratons, Earth’s Secret Keepers

2 Comments

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Natural Hazards

Feature 23 February 2021

Natural Hazards Have Unnatural Impacts—What More Can Science Do?

Natural Hazards

Feature 23 February 2021

Natural Hazards Have Unnatural Impacts—What More Can Science Do?

Natural Hazards

Science Update 23 February 2021

Assessing Social Equity in Disasters

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