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Data-Driven Model Provides Projections of a 21st Century Urban Climate

January 4, 2021 ・ Lois E. Yoksoulian and B. Rose Huber

Cities occupy about only 3% of the Earth’s total land surface, but they bear the burden of the human-perceived effects of global climate change. Yet, current global climate models are set up mainly for big-picture analysis, leaving urban areas poorly…

Getting U.S. to net-zero emissions by 2050 will take massive, but affordable, coordination

December 15, 2020 ・ Molly A. Seltzer

With a massive, nationwide effort the United States could reach net-zero emissions of greenhouse gases by 2050 using existing technology and at costs aligned with historical spending on energy, according to a study led by Princeton researchers. The new “Net-Zero…

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…

Plastic pollution is everywhere. Study reveals how it travels

December 4, 2020 ・ Molly A. Seltzer

Plastic pollution is ubiquitous today, with microplastic particles from disposable goods found in natural environments throughout the globe, including Antarctica. But how those particles move through and accumulate in the environment is poorly understood. Now, a Princeton study has revealed…

How plants compete for underground real estate affects climate change and food production

December 3, 2020 ・ Liana Wait

You might have observed plants competing for sunlight — the way they stretch upwards and outwards to block each other’s access to the sun’s rays — but out of sight, another type of competition is happening underground. In the same…

Portrait of Ramanan Laxminarayan.

Laxminarayan elected AAAS Fellow for studying, cautioning against antibiotic resistance

November 24, 2020 ・ Morgan Kelly

Ramanan Laxminarayan, senior research scholar in the High Meadows Environmental Institute (HMEI), was among six Princeton University researchers to be named 2020 fellows of the American Association for the Advancement of Science (AAAS) in recognition of their scientifically or socially…

Prof. Geeta Persad PhD ’16 on exploring environmental policy through HMEI-STEP

November 17, 2020 ・ Supriya Singh, Class of 2023

Geeta Persad, who received her Ph.D. in atmospheric and oceanic studies from Princeton in 2016, was a 2013 HMEI-STEP Graduate Fellow, which allowed her to pursue — with financial support from the High Meadows Environmental Institute (HMEI) — the environmental…

People in developing countries eat less wild game as they migrate from rural to urban areas

November 16, 2020 ・ B. Rose Huber

People around the world, especially in developing countries in Africa, Asia and South America, consume wild game, or bushmeat, whether out of necessity, as a matter of taste preference, or, in the case of particularly desirable wildlife species, to connote…

Currie Barron and Tom Barron ’74 establish research fund to preserve biodiversity

November 16, 2020

Princeton has established an endowed fund with a gift from Currie C. and Thomas A. Barron that will significantly increase support for environmental research related to biodiversity and build upon the University’s decades-long leadership in studying and protecting the rich…