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Grand Challenges News

The fall foliage season in some areas could come much later and possibly last a little longer by the end of the century as climate change causes summer temperatures to linger later into the year.
The Southern Ocean that encircles Antarctica lends a considerable hand in keeping Earth's temperature hospitable by soaking up half of the human-made carbon in the atmosphere and a majority of the planet's excess heat.
The world's accounting system for carbon emissions, run by the United Nations, disregards capital investments in future coal-fired and natural-gas power plants that will commit the world to several decades and billions of tons of greenhouse gas emissions.
Researchers from Princeton University and the University of Edinburgh find first evidence that natural selection favors an individual’s tolerance to infection.
Princeton researchers supported  by the Grand Challenges Program have found, overall, water availability has increased in African maize-growing regions, with exceptions in parts of East Africa.
Simon Levin, the George M. Moffett Professor of Biology at Princeton University, was elected a foreign member of the Lombard Institute Academy of Science and Letters.
Bryan Grenfell, the Kathryn Briger and Sarah Fenton Professor of Ecology and Evolutionary Biology and Public Affairs, has joined the Board of Governors of the Wellcome Trust, effective September. The Wellcome Trust, a global charitable foundation focused on improving human and animal health, noted Grenfell's more than 30 years of experience in researching the population dynamics of infectious diseases.
Global use of antibiotics is surging according to Princeton University researchers who have conducted a broad assessment of antibiotic consumption around the world.
The study, "Global Trends in Antibiotic Consumption, 2000-2010," found that worldwide antibiotic use has risen a staggering 36 percent over those 10 years, with five countries — Brazil, Russia, India, China and South Africa (BRICS)— responsible for more than three-quarters of that surge, according to study auth
Although scenes of people fleeing from dramatic displays of Mother Nature’s power dominate the news, gradual increases in an area’s overall temperature actually lead more often to permanent population shifts.
Leaders from industry and academia met recently at Princeton University to discuss three big questions surrounding the broad theme of "water": infrastructure, the water/energy nexus, and industrial water.