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Two million-year-old ice cores provide first direct observations of an ancient climate

November 21, 2019 ・ Morgan Kelly

Princeton University-led researchers have extracted 2 million-year-old ice cores from Antarctica that provide the first direct observations of Earth’s climate at a time when the furred early ancestors of modern humans still roamed. Gas bubbles trapped in the cores —…

PEI awards $1.01 million in Water and the Environment Grand Challenge projects

October 1, 2019 ・ Morgan Kelly

The ecological impacts of extreme weather, a national “climate park” in the New Jersey Meadowlands, and engineered nanoparticles that target groundwater pollutants are among the 13 projects funded by the Princeton Environmental Institute (PEI) as part of its Water and…

PEI Urban Grand Challenges awards $509,000 to new urban sustainability projects

January 17, 2019 ・ Morgan Kelly

Vertical farms in post-industrial America, origami-based noise-pollution barriers, and cement made from burned waste make up the latest round of projects funded by the Princeton Environmental Institute (PEI) Urban Grand Challenges program. Totaling $509,000, the new awards are active through September…

Combining science and service: Studying lead contamination in Trenton, N.J.

April 2, 2018 ・ Morgan Kelly

The project “Urban Tap Water and Human Health” funded by PEI’s Urban Grand Challenges program combines science with community service

Urban Sustainability

PEI Awards $374,000 for Innovative Research, Teaching, Mentorship, and Service focused on Urban Sustainability

February 7, 2017 ・ Joanna M. Foster ’08 for the Princeton Environmental Institute

Princeton Environmental Institute has announced awards totaling $374,000 to support five faculty research projects as part of the Urban Grand Challenge – one of several long term research cooperatives that comprise its Grand Challenges program.  With the majority of the…

Ice Cores Reveal a Slow Decline in Atmospheric Oxygen Over the Last 800,000 Years

Ice Cores Reveal a Slow Decline in Atmospheric Oxygen Over the Last 800,000 Years

September 23, 2016 ・ Morgan Kelly, Office of Communications

Princeton University researchers have compiled 30 years of data to construct the first ice core-based record of atmospheric oxygen.

Princeton Researchers Go to the End of the Earth for the World’s Oldest Ice

March 15, 2016 ・ Morgan Kelly, Office of Communications

John Higgins led a team of researchers who reported in 2015 the recovery of a 1-million-year-old ice core from the remote Allan Hills of Antarctica, the oldest ice ever recorded by scientists.

Million Year-Old Ice Holds Answers to Climate Record

May 17, 2015 ・ Igor Heifetz

A team of researchers with members from Princeton University, the University of Maine and Oregon State University has found that greenhouse gasses a million years ago, were only slightly higher than they were between 450,000 and 800,000 years ago. In…

PEI Gives Climate and Energy Research at Princeton a $1.1 Million Boost

October 17, 2011 ・ Pascale Maloof Poussart

The Princeton Environmental Institute (PEI) has announced $1.1 million in new awards to support climate and energy research at Princeton University. The new endeavors will engage faculty investigators with expertise spanning nuclear energy policy, wind energy technology, carbon capture and…