Study: dust guided by meandering jet stream has big impact on Arctic melt

Polar jet circulation changes bring Sahara dust to Arctic, increasing temperatures, melting ice Summary points A new atmospheric mechanism by which dust travels from the Sahara Desert across the eastern side of the North Atlantic Ocean towards the Arctic has been discovered The dust emission was generated by a Saharan cyclone that was triggered by…

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Arctic sea ice melt has turned the corner for 2018

Greg Goodman writes in to WUWT tips and notes: Arctic sea ice minimum – this years 19/20th Sept at 4.594 million sq/km Source: http://nsidc.org/arcticseaicenews/charctic-interactive-sea-ice-graph/ Not surprising that MSM has gone schtum about the remarkable persistence of their favorite “canary” not being dead yet. This year’s min is greater then 2007 when AR4 was getting major push…

Arctic ice claims another ship – this time with a sinking

A few days ago we had this: Another “Ship of Fools” gets grounded in Arctic ice, needs rescue Jay Ayer writes via WUWT Tips and Notes email: An 11 meter sailboat was crushed and sunk by arctic ice in the Bellot strait on 8/29/2018. The vessel was attempting the Northwest Passage. The captain may have believed…

Oh Noes! Ecosystems are getting greener in the Arctic

Researchers develop technique to better predict how plants in cold regions respond to warming DOE/LAWRENCE BERKELEY NATIONAL LABORATORY In recent decades, scientists have noted a surge in Arctic plant growth as a symptom of climate change. But without observations showing exactly when and where vegetation has bloomed as the world’s coldest areas warm, it’s difficult…