# Most-cited Earth and Planetary Sciences papers of 2022, with free PDFs

The 25 most-cited Earth and Planetary Sciences research papers published in 2022, ranked by citations in OpenAlex, with their original abstracts and free PDFs where available.

1. [Root-mean-square error (RMSE) or mean absolute error (MAE): when to use them or not](https://nerdi.pages.dev/paper/W4285794683) · 2,270 citations · Free PDF
2. [Ammonia emissions from agriculture and their contribution to fine particulate matter: A review of implications for human health](https://nerdi.pages.dev/paper/W4296636196) · 523 citations
3. [Deep-learning seismology](https://nerdi.pages.dev/paper/W4293298413) · 508 citations
4. [An evaluation of ERA5 precipitation for climate monitoring](https://nerdi.pages.dev/paper/W4288042734) · 486 citations
5. [Physics‐Informed Neural Networks (PINNs) for Wave Propagation and Full Waveform Inversions](https://nerdi.pages.dev/paper/W4226244456) · 463 citations · Free PDF
6. [Permafrost and Climate Change: Carbon Cycle Feedbacks From the Warming Arctic](https://nerdi.pages.dev/paper/W4306411900) · 451 citations
7. [Overview of the MOSAiC expedition: Atmosphere](https://nerdi.pages.dev/paper/W4210804024) · 412 citations · Free PDF
8. [The High-Resolution Rapid Refresh (HRRR): An Hourly Updating Convection-Allowing Forecast Model. Part I: Motivation and System Description](https://nerdi.pages.dev/paper/W4281788506) · 400 citations
9. [Chemical approaches to cryopreservation](https://nerdi.pages.dev/paper/W4285730790) · 398 citations · Free PDF
10. [Atmospheric waves and global seismoacoustic observations of the January 2022 Hunga eruption, Tonga](https://nerdi.pages.dev/paper/W4280510206) · 363 citations
11. [Tracking Daily Concentrations of PM2.5 Chemical Composition in China since 2000](https://nerdi.pages.dev/paper/W4307804709) · 361 citations
12. [Sentinel-5P TROPOMI NO 2 retrieval: impact of version v2.2 improvements and comparisons with OMI and ground-based data](https://nerdi.pages.dev/paper/W4225519438) · 340 citations · Free PDF
13. [Exploring global changes in agricultural ammonia emissions and their contribution to nitrogen deposition since 1980](https://nerdi.pages.dev/paper/W4221113226) · 338 citations
14. [Machine Learning in Weather Prediction and Climate Analyses—Applications and Perspectives](https://nerdi.pages.dev/paper/W4206973253) · 325 citations · Free PDF
15. [High-Temperature Superconducting Phase in Clathrate Calcium Hydride CaH₆ up to 215 K at a Pressure of 172 GPa](https://nerdi.pages.dev/paper/W4229008802) · 324 citations
16. [Quantifying the Carbon Export and Sequestration Pathways of the Ocean's Biological Carbon Pump](https://nerdi.pages.dev/paper/W4210752510) · 315 citations
17. [CAMS-REG-v4: a state-of-the-art high-resolution European emission inventory for air quality modelling](https://nerdi.pages.dev/paper/W4210901135) · 313 citations · Free PDF
18. [Climate-change-driven growth decline of European beech forests](https://nerdi.pages.dev/paper/W4220878349) · 311 citations · Free PDF
19. [UAV in the advent of the twenties: Where we stand and what is next](https://nerdi.pages.dev/paper/W4205905582) · 310 citations
20. [Overview of the MOSAiC expedition: Snow and sea ice](https://nerdi.pages.dev/paper/W4213239123) · 308 citations · Free PDF
21. [Applications and Challenges of GRACE and GRACE Follow-On Satellite Gravimetry](https://nerdi.pages.dev/paper/W4205101448) · 306 citations · Free PDF
22. [3D technologies for intangible cultural heritage preservation—literature review for selected databases](https://nerdi.pages.dev/paper/W4205470369) · 299 citations · Free PDF
23. [Quantum sensing for gravity cartography](https://nerdi.pages.dev/paper/W4213432262) · 295 citations · Free PDF
24. [Superconductivity above 200 K discovered in superhydrides of calcium](https://nerdi.pages.dev/paper/W4281288168) · 290 citations · Free PDF
25. [Revealing Drivers of Haze Pollution by Explainable Machine Learning](https://nerdi.pages.dev/paper/W4206454612) · 289 citations

Canonical page: https://nerdi.pages.dev/papers/earth-and-planetary-sciences/most-cited-2022