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PNAS in the News
Top Stories for April 20
Zircon crystal against US dime for scale. Measurements of the magnetization
of magnetic inclusions in zircons are amongst the most challenging and reveal the Hadean
geomagnetic field. Image credit: Julie Mansy (photographer), Rory D. Cottrell (University
of Rochester, Rochester, NY), and John A. Tarduno (University of Rochester, Rochester, NY).
Earth’s early magnetic field
Evidence of magnetism in Earth’s oldest minerals suggests a strong magnetic field around 4 billion years ago.
Research article published in PNAS
“Paleomagnetism indicates that primary magnetite in zircon records a strong Hadean geodynamo,” by John A. Tarduno, et al.
Article
Fossil fuels. Image credit: Pixabay/paulbr75.
Social interventions for decarbonization
Social tipping interventions could enable decarbonization and help mitigate climate change, according to a study.
Research article published in PNAS
“Social tipping dynamics for stabilizing Earth’s climate by 2050,” by Ilona M. Otto, et al.
Article
A pair of wandering albatrosses with juvenile.
Image credit: Henri Weimerskirch.
Tracking fishing vessels with albatrosses
Albatrosses could help monitor and detect undeclared fishing vessels at sea, according to a study.
Research article published in PNAS
“Ocean sentinel albatrosses locate illegal vessels and provide the first estimate of the extent of nondeclared fishing,” by Henri Weimerskirch, et al.
Article
More Recent News
"Satellite observations reveal extreme methane leakage from a natural gas well blowout," by Sudhanshu Pandey, et al. 10.1073/pnas.1908712116
"High productivity in hybrid-poplar plantations without isoprene emission to the atmosphere," by Russell K. Monson, et al. 10.1073/pnas.1912327117
"Declines in an abundant aquatic insect, the burrowing mayfly, across major North American waterways," by Phillip M. Stepanian, et al. 10.1073/pnas.1913598117
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[04/20]