Department of Earth, Environmental & Planetary Sciences
The Brown Daily Herald spoke to weather experts, including Professor Amanda Lynch and graduate student Maria Luìsa Rocha, to understand the distinction between the two winter weather events. “In short, all blizzards are snowstorms, but not all snowstorms meet the criteria to be classified as blizzards,” Maria noted.
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A new study led by DEEPS Assistant Professor Emily H. G. Cooperdock and DEEPS 2024 REU alumn Ailani Bonilla investigates how nitrogen is stored in ultramafic (mantle) rocks from subduction zones. Their study tested whether serpentine, talc, or chlorite store most of the nitrogen in fluid-altered mantle rocks rocks, as has been proposed by previous researchers based on their sheet-like crystal structures. They found that while these minerals contain some nitrogen, they do not host the majority of it, indicating that a substantial portion resides in other minerals or sites within the rocks. This finding has important implications for models of nitrogen mobility and storage during subduction, metamorphism, and fluid-rock interactions.
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A historic 37.9 inches of snow fell in Providence this week, breaking the record as the snowstorm is the largest recorded in state history. DEEPS Associate Professor Jung-Eun Lee shared insight into what causes blizzards, and what factors contributed to this historic weather event.
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In an interview with The Boston Globe, Professor James Head discusses his experiences working with NASA to help land Apollo astronauts on the moon, compared with helping today's 18 astronauts selected for the Artemis mission. "The big thrill for me now is not so much doing it again, it’s that we get to share it with people who didn’t get the individual experience before," Head noted. "I think there’s hope that it’s going to be as inspirational as Apollo 8 was. ... I want my students who are now working at NASA headquarters to have the thrill of all this."
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News from DEEPS

Postdoctoral Spotlight: Olivia Anderson

Olivia Anderson shares her scientific journey in the geosciences in this spotlight interview by DEEPS Communications Assistant, Hania Khan.
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DEEPS Assistant Professor Dan Ibarra and Postdoc Gavin Piccione are co-leaders on a collaborative research project funded by the National Science Foundation to examine how climate behaved in past climates when large lakes existed in the Mojave Desert.
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Postdoctoral Research Associate Andrea Rajšić and Research Scientist Matt Jones have each been awarded funding through NASA's Lunar Data Analysis Program (LDAP) for their projects: "Moon Underground" and "Re-investigating the Moon’s Crustal thickness."
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News from DEEPS

International Day of Women & Girls in Science

In honor of International Day of Women and Girls in Science and Black History Month, Data Scientist Matt Jones highlighted some pioneering scientists whose legacies are especially important to the researchers and students here in DEEPS.
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When DEEPS postdoctoral geochemist Gavin Piccione received a notification of possible lead pollution in his area, it inspired the development of the Urban Water Pollution Project (UWPP), a collaborative research initiative to understand heavy metal pollution in the Moshassuck and Woonasquatucket watersheds in Providence. “The goal and the strategy is the more you know, the more power and more connection to this place you have,” Piccione said.
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Communications Earth & Environment

Physical controls on heterogeneous mesopelagic biogeochemistry

In a recent perspective paper, Assistant Professor Mara Freilich, former posdoc Lilly Dove, and graduate student Katarina Merk present observational and model-based evidence for ocean eddy processes that lead to small-scale heterogeneity in the upper mesopelagic ocean.
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Communications Earth & Environment

Rewiring climate modeling with machine learning emulators

DEEPS PhD student Peter Van Kawtyk, with co-authors Professor Baylor Fox-Kemper, Assistant Professor Karianne Bergen, and Dr. Helene Hewitt (UK Met Office), have published a new perspective paper that discusses emerging research on machine learning-based "emulators" in climate science. They argue that "the next phase of climate modeling hinges on closer collaboration between simulator and emulator communities."
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Dr. Rocío Paola Caballero-Gill, a 2015 PhD graduate, was recently presented with the 2025 Randolph W. “Bill” and Cecile T. Bromery Award. She is a pioneering advocate for the Latinx community, disabled scientists, and all minoritized groups in STEM. Her work has made innovative and impactful contributions both to paleoclimate research and to the creation of community-engaged initiatives that broaden participation in the geosciences.
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NASA’s Artemis II mission will be taking astronauts Reid Wiseman, Victor Glover and Christina Koch as well as the Canadian Space Agency’s Jeremy Hansen to the vicinity of the moon for the first time since Apollo 17 in 1972. DEEPS Professor commented on the mission's parallels with the Apollo 8 mission, noting, "Here are these four brave astronauts making observations of the moon and looking back at the Earth after over 50 years. It’s going to be new. With all the confusion that’s going on on Earth today, it could even be a force for bringing people together..."
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A new series of workshops hosted by Climate Ready Together shares general information about how Providence is impacted by climate change and how residents can get involved in addressing it on a macro level. The most effective method for combating climate change relies on coordinated state-level strategy, notes DEEPS Professor and IBES Director Kim Cobb, citing the importance of “real awareness and education across many different channels and many different avenues,” including in classrooms and town councils. The story is published as part of a collaboration between ecoRI News and students in Brown University’s Science Journalism class.
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News from DSI

2025 Data Science Fellows Presentations

The 2025 cohort of Data Science Fellows presented their projects from the semester on Wednesday afternoon, sharing how they’ve worked with faculty from across the university to incorporate data-driven tools into existing undergraduate courses.
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National Center for Science Education

2025 Friend of Darwin and Friend of the Planet Celebration

Celebrate the 2025 Friend of Darwin and Friend of the Planet awardees in this recording of our virtual celebration. Hear from the winners, including DEEPS Professor and IBES Director Kim Cobb.
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Increasingly severe rain storms are straining an aging city and campus infrastructure. Beneath the recently renovated Ruth J. Simmons Quadrangle, Brown installed water storage tanks “that will accept the high volume” of rainwater produced during high-intensity storms. “There’s not a single campus across the country that is immune to climate-related impacts and threats to its infrastructure,” commented DEEPS Professor and IBES Director Kim Cobb. “You often do need to wait to see those impacts on the ground before you make the deep investments.”
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ROOM

Unlocking the secrets of Europa

As Project Scientist for NASA’s Europa Clipper mission, Associate Professor Ingrid Daubar is at the forefront of efforts to explore Jupiter's icy and intriguing moon Europa. In this article, she shares insights into the mission’s objectives, the challenges of deep space exploration, and the quest to determine whether Europa could support life.
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Geneva Centre for Security Policy

Algorithmic North: Weather, Security and International Law

This new policy brief, co-authored by Professor Amanda Lynch, situates the algorithmic transformation of Arctic WWC services within its broader legal and security context. It concludes by outlining three domains for policy intervention: international organisations, international law and international security.
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