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More than 100 undergraduates explored new perspectives on environmental topics through 2021 HMEI summer internships

September 30, 2021 ・ Morgan Kelly

Princeton senior Demetra Yancopoulos could not get the words of the late oceanographer John Martin out of her mind after hearing them during a lecture last fall by Princeton geosciences professor Satish Myneni: “Give me half a tanker of iron,…

2021 Hack Graduate Award recipients take on water issues from bacterial gels to plant diversity in arid climates

June 15, 2021 ・ Morgan Kelly

The High Meadows Environmental Institute (HMEI) has selected 11 Princeton University graduate students as 2021 recipients of the Mary and Randall Hack ’69 Graduate Awards for Water and the Environment. The awardees are Avery Agles, Tairan An, Shashank Anand, Jianshu…

What caused the ice ages? Tiny ocean fossils offer key evidence

December 10, 2020 ・ Liz Fuller-Wright

The last million years of Earth history have been characterized by frequent “glacial-interglacial cycles,” large swings in climate that are linked to the growing and shrinking of massive, continent-spanning ice sheets. These cycles are triggered by subtle oscillations in Earth’s…

Connected virtually, working globally: PEI engaged more than 100 undergraduates in virtual environmental internships for summer 2020

September 9, 2020 ・ Morgan Kelly

Princeton senior Ben Alessio had planned to spend his summer internship with the Princeton Environmental Institute (PEI) in the laboratory of Professor Howard Stone conducting experiments related to diffusiophoresis, an important process by which particles are transported through water. But…

Nitrogen contained in coral provides evidence of human impact on the open ocean

Nitrogen contained in coral provides evidence of human impact on the open ocean

May 19, 2017 ・ Pooja Makhijani, Office of Communications

“Anthropogenic nitrogen deposition is, perhaps, substantially less severe than has been argued,” said Daniel Sigman.

Study: Cold Climates and Ocean Carbon Sequestration

Study: Cold Climates and Ocean Carbon Sequestration

March 15, 2017 ・ Igor Heifetz

Former Princeton graduate student Xingchen Wang is lead author of a climate study published in PNAS on research he conducted while working in Daniel Sigman’s lab.

PEI Faculty Seminar Series Video: The Future of Carbon and Heat Uptake by the Ocean: Seeking Insight From the Ice Ages

May 3, 2016 ・ Igor Heifetz

Heat uptake by the ocean is slowing the greenhouse gas-driven warming of the atmosphere, and the ocean represents the dominant long-term sink for the carbon dioxide gas deriving from fossil fuel use. However, these beneficial roles of the ocean are…

When Corals Met Algae: Symbiotic Relationship Crucial to Reef Survival Dates to the Triassic

November 2, 2016 ・ Catherine Zandonella, Office of the Dean for Research

The mutually beneficial relationship between algae and modern corals began more than 210 million years ago, according to a new study.

PEI Awards $840,000 for Innovative Research, Teaching, and Mentorship in Water and the Environment

June 13, 2016 ・ Molly Sharlach for the Princeton Environmental Institute

The Princeton Environmental Institute has awarded a total of $840,000 to support seven original research projects which will become the nucleus of a new Grand Challenges cooperative focused on environmental issues associated with physical, chemical, and biological aspects of oceans…