Get Used to Cold Polar Vortex Outbreaks

2019, Atmosphere, Climate Change, Communication, Extreme Weather, Jet Stream / Polar Vortex, MeteorologyLeave a comment

It might seem counterintuitive, but the dreaded polar vortex is bringing its icy grip to parts of the U.S. thanks to a sudden blast of warm air in the Arctic. https://www.voanews.com/a/science-says-get-used-to-polar-vortex-outbreaks/4763045.html Q&A: How is Arctic warming linked to the ‘polar vortex’ and other extreme weather? https://www.carbonbrief.org/qa-how-is-arctic-warming-linked-to-polar-vortext-other-extreme-weather

Climate tipping-point potential and paradoxical production of methane in a changing ocean

2019, Abrupt Climate Change, Anoxic Event, Bacteria, China, Climate Feedbacks, Geomorphology, Greenhouse Gases, Marine Life, Methanogen, Microbiology, Ocean Temperature, OceanographyLeave a comment

Authors: Hongyue Dang, Jia Li Dang, H. & Li, J. Sci. China Earth Sci. (2018) 61: 1714. https://doi.org/10.1007/s11430-017-9265-y Access and read the PDF with inline linkages, and reference list here. Abstract The global warming potential of methane (CH4) is about 30 times stronger than that of carbon dioxide (CO2) over a century timescale. Methane emission is hypothesized…