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Bricks, an Archeological Site and Home
It was time to pack up and leave. Shofiq, who is from Sylhet, was dropped off near his home and the fellowship of the rocks was broken. We settled in for another long drive. We made an impromptu stop at one of the numerous brick factories scattered across Bangladesh. Here, the workers immediately started snapping…
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Field School: Sylhet Tectonics
Most field trips have a “death march” hiking a long way through forest, swamps, hills or deserts to get to a remote outcrop. We have a “death bus ride” instead.
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Field School: The Brahmaputra River
The first day was very light for the jet-lagged students, just a short introduction to the field school and some background, and then introductions all around as we started to get to know each other. The final group of nine students finally arrived around 9 p.m. They were the most worn-out, bedraggled bunch of travelers…
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Tangail and the Start of the Field School
Feb. 21 is Language Day in Bangladesh. It is a holiday, now adopted by the UN as International Mother Language Day. It commemorates a day in 1952 when a crowd of Bengali students protesting Pakistan’s adoption of “Urdu and only Urdu as the official language of Pakistan” were fired upon by the police. It marks…
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GPS in Khulna and the Hidden Temple
Rushing around SW Bangladesh by boat and car, we managed to install or repair four GPS sites in record time. We caught up our lost day and managed to get to the ruins of the Shakher Temple in the Sundarban mangrove forest.
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Back to Bangladesh, changing plans as we go
Back to Bangladesh for some fieldwork and then a two-week Field School. However, this time we had problems starting before we even left NY. Working in Bangladesh you have to be flexible. Nothing goes as planned, but usually everything works out in the end.
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Seismology as Performance Art
Ideally, seismic stations are sited in remote, quiet locations. But other considerations are important for a good station, particularly security. As a result, we placed most of our stations in towns near schools, hospitals or town halls, where people could keep an eye on them.
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Surface Views of the Southern East Africa Rift Inspire a Look Underground
Driving around the Rungwe volcanic province in the southern East Africa Rift installing seismometers, we have the chance to observe first hand how geological processes in action create the most dramatic forms at Earth’s surface.
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Imaging beneath the southernmost volcanoes in the East Africa Rift
The last time we visited the southern part of the East Africa Rift, we were responding to an unusual series of earthquakes in December 2009 that shook northern Malawi. This time, we return to this part of the rift system as a part of a more comprehensive effort to understand the underpinnings of this continental…

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
