#Arctic

NeoRenfieldNeoRenfield
2025-06-27

: Sign a public comment urging protection of the : Tell the administration not to strip protections from the Reserve:
act.defenders.org/page/84919/a
(via Defenders of )

2025-06-26

Color is used in this graph to help reveal the obvious long-term declining trend in the average thickness of #Arctic sea ice. We need more resources and data to understand all of the consequences of Arctic change.

Data is updated through the end of May 2025. More graphics at: zacklabe.com/arctic-sea-ice-vo

Line graph time series of daily mean Arctic sea ice thickness for each year from 1979 to 2025 using shades of red, white and blue. A seasonal cycle is shown with thicker ice in late winter and thinner ice in late summer. A long-term decreasing trend is also visible. Data is from PIOMAS v2.1.

A land of grim darkness that has no night. Captured from a realm of sublime contradiction, my "Midnight in the Shadow World".

#art #photography #sky #skyscape #midnightsun #Svalbard #Arctic #HighArctic #landscape #sublimelandscape

Robert SanscartierSnoro
2025-06-25

Apart from typical forest fires that consume surface vegetation, many high-latitude fires burn through peat, the dense, carbon-rich layers of partially decayed organic material. Despite covering only 3% of the terrestrial surface, peatlands are one of the world’s most important carbon storage environments, containing around 25% of the carbon existing in the Earth’s soils
theconversation.com/how-high-l

2025-06-25

Very bad Arctic news. U.S. will cease delivery of the underlying data feeding sea ice analysis in the next fews days. Previously it was announced that data flow would end in late September, so work on alternatives has started, but global sea ice monitoring will be operating in degraded mode for some time to come. #akwx #Arctic #SeaIce @Climatologist49

Screenshot from NSIDC that says: "Dear Colleague:

The NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC) learned yesterday that the Department of Defense (DoD) will stop processing and delivering the Special Sensor Microwave Imager/Sounder (SSMIS) data no later than 30 June 2025. The SSMIS data are used as input for the following NSIDC DAAC-produced data sets, which will therefore stop processing no later than 30 June 2025:"

Previously the loss of SSMIS data was expected to happen at the end of September. So while work on alternatives has started, sea ice monitoring will be degraded for some time to come. #Arctic #SeaIce #akwx

RE: https://bsky.app/profile/did:plc:nipoqrw2c5olbwkhy3bqxkiy/post/3lsheemdwds2z

2025-06-25

Meanwhile #Arctic sea-ice extent is currently the lowest on record for today's date. The melt season has only just started, and we need all of the observational data we can get. Not less.

Arctic sea ice extent is back at record low levels for the time of year. A quick overview in the latest from the Alaska and Arctic Climate newsletter. #akwx #Arctic alaskaclimate.substack.com/p/arctic-sea...

Splash screen for the posy Arctic sea ice update: June 2025. Sea ice extent back into record low territory.
2025-06-25

Arctic sea ice extent is back at record low levels for this time of year. Quick overview on the latest from the Alaska and Arctic Climate newsletter. @ZLabe @Climatologist49

alaskaclimate.substack.com/p/a

#Arctic #SeaIce

Splash screen for the  posy Arctic sea ice update: June 2025. Sea ice extent back into record low territory.
2025-06-25

Trends in June sea ice thickness across the #Arctic Ocean - red shading corresponds to areas of thinning ice over the last few decades. The largest declines are in the East Siberian Sea and Chukchi Sea regions.

Simulated data by PIOMAS; doi.org/10.1175/JCLI-D-17-0436

Polar stereographic map showing sea ice thickness trends for the month of June calculated from 1979 to 2024. The units are in meters per decade. All areas are observing thinning ice on this map. Red shading is shown for thinning ice, and blue shading is shown for thickening ice trends.
The CrosbyReport™crosbyreport@mastodon.world
2025-06-25

Overall sea ice extent in the Arctic as of June 23 is lowest on record for the date in NSIDC data. Here are the regional ranks. Canadian Archipelago to the Chukchi Sea with lots of ice relative to the past 47 years. Siberian & Atlantic regions are driving the overall low extent. #Arctic #SeaIce

2025-06-24

Overall sea ice extent in the Arctic as of June 23 is lowest on record for the date in NSIDC data. Here’s the regional ranks. Canadian Archipelago to the Chukchi Sea still have lots of ice relative to the past 47 years. The Siberian and Atlantic regional seas are driving the overall low extent. #Arctic #SeaIce #Summer2025 @Climatologist49 @ZLabe

Map centered on the North Pole with the regional seas named and the ranking of the June 23, 2025 sea ice extent relative to the 1979-2025 period is indicated.
2025-06-24

Around 2000, killer whales started venturing higher into the Arctic more often and earlier in the summer. As sea ice cover decreases, more northern waters become available to the greatest predator in the ocean, and that's bound to have consequences.

The first people to notice the change and feel its effects are naturally the people who live day in and day out on Arctic waters: Indigenous nations whose subsistence hunting is under threat from this new competitor.

My latest for Sierra Magazine:
sierraclub.org/sierra/orcas-fi

#orca #KillerWhales #Arctic

2025-06-24

3) The warming Arctic is benefitting peatlands, which are expanding rapidly in the region. While initially a carbon sink, they release methane gas and can cause wildfires.

4) Northern universities have launched a program to increase food innovation across the Arctic. The aim is to promote Arctic foods worldwide, increasing their value and popularity.

Link to the full podcast episode in the bio - @rorshokarctic

#arctic #ArcticPodcast #arcticnews #science #sciencenews #politics #politicsNews #economy #podcast

2025-06-24

Sea surface temperatures are warming across the periphery of the #Arctic Ocean in June during the satellite-era. This is evident in both the north Pacific and north Atlantic.

Data from OISSTv2.1. For more info: doi.org/10.25923/9z96-aq19

Polar stereographic map of sea surface temperature trends for June from 1982 to 2024 over the Arctic. There is a long-term warming in both the Atlantic and Pacific.
2025-06-24

careers.alaska.edu/jobs/arctic
#ACEP is looking for a new team member to help the #ARCTIC Program advance a new model for applied #energyresearch across Arctic and #Pacific regions, with a focus on #microgrids & #resilientenergysystems in remote #Alaska

Program Architect: help build the operational backbone of a collaborative research network tackling real-world energy challenges through community-driven innovation…& research that are shaping the future of energy resilience in the North and beyond…

2025-06-23

🚨 Monday ice update - #Arctic sea ice extent is currently the *lowest* on record (JAXA data)...

• about 350,000 km² below the 2010s mean
• about 1,010,000 km² below the 2000s mean
• about 1,590,000 km² below the 1990s mean
• about 2,150,000 km² below the 1980s mean

More visuals: zacklabe.com/arctic-sea-ice-ex

Line graph time series of 2025's daily Arctic sea ice extent compared to decadal averages from the 1980s to the 2010s. The decadal averages are shown with different colored lines with purple for the 1980s, blue for the 1990s, green for the 2000s, and white for the 2010s. Thin white lines are also shown for each year from 2000 to 2024. 2025 is shown with a thick gold line. There is a long-term decreasing trend in ice extent for every day of the year shown on this graph between May and August by looking at the decadal average line positions.

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