Reposted by Atmospheric SciencesRobert Rohde @rarohde.bsky.social · 30/09/2026Temperatures in the Central Pacific El Niño region are the hottest ever measured (top panel), and far above any other El Niño at this time of year. But, if you adjust for the warming of the global ocean, the current trajectory is not so different from other very strong events. 59038
Reposted by Atmospheric SciencesCopernicus ECMWF @copernicusecmwf.bsky.social · 30/09/2026🌫️ Air pollution knows no borders. In 2026 so far, 40% of global population was exposed to harmful ozone pollution, & wildfire smoke & desert dust affected regional and hemispheric air quality. 🔗 Explore the full story in CAMS #AtmosphereWatch: atmosphere.copernicus.eu/air-quality/... @ecmwf.int 13020
Reposted by Atmospheric SciencesCopernicus ECMWF @copernicusecmwf.bsky.social · 30/09/2026The CAMS Atmosphere Watch explores the air we share: ozone, the invisible pollutant that crosses borders; wildfire smoke that can turn local disasters into continental air pollution episodes; and dust, the global traveller. Discover the data behind it: atmosphere.copernicus.eu/atmosphere-w... 02311
Atmospheric Sciences @atmsciences.bsky.social · 28/09/2026The 2026 ozone hole has reached its maximum size and depth in this season www.temis.nl/protocols/o3... 123
Atmospheric Sciences @atmsciences.bsky.social · 21/09/2026ARGO floats in the oceans www.linkedin.com/posts/freder...linkedin.comFascinerend schouwspel van 20.495 krioelende Argo-floats die sinds 1998 te… | Frédérik RuysFascinerend schouwspel van 20.495 krioelende Argo-floats die sinds 1998 te water zijn gelaten. Deze ronddobberende meetinstrumenten brengen temperatuur en zoutgehalte van de oceaan in kaart en duiken... 010
Atmospheric Sciences @atmsciences.bsky.social · 20/09/2026Significant less NOx emissions and therefore much smaller NO2 concentrations in the atmosphere through technical developments and decades of environmental policies. Coming years EV will help to reduce NO2 further in The Netherlands. 030
Reposted by Atmospheric SciencesGlobal Ocean Biogeochemistry Array @globaloceanbgc.bsky.social · 14/09/2026NSF has funded over 80% of the world's BGC-Argo floats via GO-BGC, which ends in October 2026, so the global array will start shrinking. NSF is asking US researchers to weigh in on future ocean observing priorities: www.go-bgc.org/nsf/nsf-requ... 03230
Atmospheric Sciences @atmsciences.bsky.social · 14/09/2026Rising temperatures, stagnant atmospheric conditions and intense solar radiation promote ground-level ozone formation, as shown by recent studies during heatwaves in the south-eastern USA, Europe and China. wmo.int/media/news/w...wmo.intWMO bulletin shows air quality and climate interlinkagesAn increase in pollution from wildfires and heatwaves risks undermining international efforts to improve air quality and protect human and ecosystem health, according to a new report from the World Me... 021
Atmospheric Sciences @atmsciences.bsky.social · 14/09/2026Europe’s air quality has improved over recent decades, but episodic pollution events continue to create periods of elevated exposure and health risk. health.hub.copernicus.eu/european-air...health.hub.copernicus.euEuropean air quality in 2025: from pollution episodes to health risksEurope’s air quality has improved over recent decades, but episodic pollution events continue to create periods of elevated exposure and health risk. Understanding when and where these episodes occur,... 001
Reposted by Atmospheric SciencesMichiel van Weele @michielvanweele.bsky.social · 11/09/2026www.earth.com/climate/sate...earth.comSatellites expose hidden carbon emissions pouring out of oil and gas sitesSatellite data reveal oil and gas sites in the Middle East and northern Africa emit up to 30% more carbon dioxide than official records show. 011
Reposted by Atmospheric SciencesAyana Elizabeth Johnson @ayanaeliza.bsky.social · 10/09/2026Could have used AI to do this for me. But so glad I grappled with this 140+ pg PDF unassisted. Gratifying use of 5 hours to take a break from the frenzy to think (and feel!) deeply what all this means. Shoutout to book reports! ayanaelizabeth.substack.com/p/i-read-the...ayanaelizabeth.substack.comI read the new UN climate report so you don't have to.TL;DR they are calling for radical transformation of our society. 29528
Atmospheric Sciences @atmsciences.bsky.social · 09/09/2026Early signs of reduced fossil fuel use in Europe from Sentinel-5P NOx emissions eo4society.esa.int/2026/09/04/e...eo4society.esa.intEarly signs of reduced fossil fuel use in Europe from Sentinel-5P NOx emissions - eo science for societyThe burning of fossil fuels (oil, gas, coal) leads to both CO2 and NOx emissions. Therefore, satellite NO2 observations can provide a fingerprint of 075
Reposted by Atmospheric SciencesClimate.us @climate.us · 09/09/2026Sea Ice Today is back! For nearly two decades, scientists at the National Snow and Ice Data Center, or NSIDC, have helped people understand what is happening to sea ice in the Arctic and around Antarctica. Its monthly science analyses were paused last fall. buff.ly/e20zCU6 112433
Atmospheric Sciences @atmsciences.bsky.social · 07/09/2026Technical users of KNMI weather data need to take action before the end of 2026. Make use of API-key 010
Reposted by Atmospheric SciencesMarco Langbroek @marcolangbroek.bsky.social · 05/09/20261/2 The Anak #Krakatau volcano in Indonesia showing a strong #eruption this morning, in a Sentinel 2C #satellite image from 2:55 UTC (5 Sept 2026). 15416
Reposted by Atmospheric SciencesMark Parrington @mparrington.bsky.social · 06/09/2026The #Krakatau 🌋sulphur dioxide plume in the #CopernicusAtmosphere column integrated volcanic SO2 analysis, assimilating GOME-2, TROPOMI & IASI (+layer height) 🛰️ observations, valid for 6 Sept 00UTC. Data access➡️ ads.atmosphere.copernicus.eu/datasets/cam... @copernicusecmwf.bsky.social @ecmwf.int 12711
Atmospheric Sciences @atmsciences.bsky.social · 06/09/2026Changing building regulations can”t keep up with climate change and associated summer heat in The Netherlands. E.g outdoor blinds or just keeping sunshine out is not obliged in the building of new appartments. 030
Atmospheric Sciences @atmsciences.bsky.social · 04/09/2026Later today is the UN General Assembly is holding its final 114th Plenary Meeting of the 80th Session. [1] (webtv.un.org/en/schedule)... Vote: During this wrap-up plenary meeting, member states are voting on draft resolution A/80/L.104 (known as the "#CorrectTheMap" initiative). 201
Atmospheric Sciences @atmsciences.bsky.social · 03/09/2026Summer 2003 visually compared with Summer 2026 010
Reposted by Atmospheric SciencesMichiel van Weele @michielvanweele.bsky.social · 31/08/2026Review of methods for assessing the climate impacts of aviation technologies and the resulting best practices link.springer.com/content/pdf/... 021
Atmospheric Sciences @atmsciences.bsky.social · 22/08/2026Optimist: The cup is half full Pessimist: The cup is half empty Climate model scientist: A FULL CUP IS NOT CALCULATED, EITHER PRECIPATION IS TOO SMALL OR EVAPORATION IS TOO HIGH, AND VERY LIKELY BOTH (mid-scenario; medium confidence) 061
Reposted by Atmospheric SciencesZack Labe @zacklabe.com · 20/08/2026Wednesday El Niño update - Sea surface temperatures of course remain at record high levels in Niño3.4. While there has been little change in the anomaly field over the last week, we continue to see an exceptional eastern shift of the warm pool & another absurd westerly wind burst. Data: OISSTv2.1 🌊 410935
Reposted by Atmospheric SciencesRudy Sovinee @rudysovinee.bsky.social · 13/08/20262/2 How will this El Niño unfold? Forecasters expect further, exceptional intensification. NOAA assigns roughly an 81% chance of very strong conditions during Oct–Dec 2026 and a 63% chance of a “super” El Niño peaking around Nov 2026 to Jan 2027. NOAA gives a 97% chance it persists till early spring 222
Reposted by Atmospheric SciencesRudy Sovinee @rudysovinee.bsky.social · 13/08/2026Berkeley Earth July Temperature Report There are too many unique graphs and comments. I encourage people to read it directly: berkeleyearth.org/july-2026-te... I'm highlighting a few graphics here, with details in the ALT I note: The USA had record hot month on average. Not so for many locations 1/2 133
Atmospheric Sciences @atmsciences.bsky.social · 16/08/202610 New Insights in Climate Science 2025/2026 10insightsclimate.science10insightsclimate.science10 New Insights in Climate ScienceEssential research findings to support decision-making in a critical decade. 021
Atmospheric Sciences @atmsciences.bsky.social · 16/08/2026Fluorescence from space constraining CO2 uptake spj.science.org/doi/10.34133...spj.science.orgCMLR: A Mechanistic Global GPP Dataset Derived from TROPOMIS SIF Observations | Journal of Remote SensingSolar-induced chlorophyll fluorescence (SIF) has shown promise in estimating gross primary production (GPP); however, there is a lack of global GPP datasets directly utilizing SIF with models possessi... 011
Atmospheric Sciences @atmsciences.bsky.social · 15/08/2026Fluorescence from space www.nature.com/articles/s41...nature.comA high-resolution satellite-based solar-induced chlorophyll fluorescence dataset for China from 2000 to 2022 - Scientific DataScientific Data - A high-resolution satellite-based solar-induced chlorophyll fluorescence dataset for China from 2000 to 2022 111
Reposted by Atmospheric SciencesAlan @gammacounter.bsky.social · 21/07/2026UV flashlight even in subdued daylight shows the fluorescence of chlorophyll. Here, using a 365 nm filtered LED light, the chlorophyll molecule absorbs the UV, gets excited, and the. as it goes back to ground state it emits a longer wavelength red or reddish purple photon ~ 650–740 nm. 2153
Atmospheric Sciences @atmsciences.bsky.social · 13/08/2026Etna activity over the last couple of days producing SO2 clouds. Not very high it seems 010
Reposted by Atmospheric SciencesMika Rantanen @mikarantane.bsky.social · 10/08/2026In terms of temperature anomaly for the last three months (MJJ 2026 period), France is the most anomalous country in the world with +2.8 °C above the 1991-2020 average. 6222116
Reposted by Atmospheric SciencesDavid Ho @davidho.bsky.social · 09/08/2026We wrote a review paper about bubbles in the ocean, and then the lead author wrote a summary about the paper. Give it a read if you want to know how bubbles affect the exchange of gases between the atmosphere and the ocean. 🌊🧪eos.orgHow Bubbles Reshape Air-Sea Gas Exchange - EosBubbles produced by breaking waves provide an important but often overlooked pathway for exchanging carbon dioxide, oxygen, and other gases between the ocean and atmosphere. 320358
Reposted by Atmospheric SciencesNature Portfolio @natureportfolio.nature.com · 09/08/2026Shifting atmospheric circulation patterns over Europe since the 1980s have been the major cause of increasingly severe droughts on the continent, according to a study in Nature Geoscience. go.nature.com/4x1kDPo 🌎🧪 14926
Reposted by Atmospheric SciencesTROPOMI SO2 @tropomiso2.bsky.social · 09/08/2026On 2026-08-08 #TROPOMI has detected an enhanced SO2 signal of 2.92DU at a distance of 22.1km to #MaunaLoa. Other nearby sources: #Kilauea. #DLR_inpuls #S5p #Sentinel5p #TROPOMI #SO2LH 011
Reposted by Atmospheric Sciencescira-csu.bsky.social @cira-csu.bsky.social · 07/08/2026Late last month, wildfires broke out in southwestern France near the city of Bordeaux. Earlier today, satellite imagery was able to capture a clear view of the burn scars that were left behind by the flames. 13210
Reposted by Atmospheric SciencesMichiel van Weele @michielvanweele.bsky.social · 08/08/2026Methane growth is slowing down 143
Reposted by Atmospheric SciencesJohanns (Alpen) weer @johannsalpenweer.bsky.social · 08/08/2026De neerslag /verdeling voor de komende 10 dagen adhv de nieuwste GFS OPER #droogte 041
Reposted by Atmospheric SciencesMichiel van Weele @michielvanweele.bsky.social · 07/08/2026"We're already living in a changed climate. We just don't realise it yet" www.tudelft.nl/en/innovatio...tudelft.nl'We're already living in a changed climate. We just don't realise it yet'Maarten van Aalst, Director of the Royal Netherlands Meteorological Institute (KNMI) and Professor at the University of Twente, has been asking how climate science can truly lead to action. His conclu... 001
Atmospheric Sciences @atmsciences.bsky.social · 06/08/2026Interesting work explaining less than 10% of the present-day rise in methane. Anthropogenic emission increase dominates for methane by large margin 021
Reposted by Atmospheric SciencesErich Fischer @erichfischer.bsky.social · 05/08/202615 March 2027 (submission) 15 October 2027 (acceptance) Please share the preprints with us lead authors so we can include them already for the Second Order Draft 184
Reposted by Atmospheric SciencesAtmospheric Sciences @atmsciences.bsky.social · 29/07/2026‘We demonstrate that the cascading chain of precipitation–wetland inundation–vegetation succession–CH4 emissions drives emission seasonality, characterized by a 3-month lag from precipitation to wetland inundation and a subsequent 4-month lag from inundation to peak emissions.’ 011
Reposted by Atmospheric SciencesAtmospheric Sciences @atmsciences.bsky.social · 01/08/2026Satellite observations reveal underestimation of CO2 emissions in Africa and the Middle East www.science.org/doi/10.1126/...science.orgSatellite observations reveal underestimation of CO2 emissions in Africa and the Middle EastSatellite-based CO2 emission quantification technique reveals underestimation of CO2 emissions in Africa and the Middle East. 084
Reposted by Atmospheric SciencesBrian McNoldy @bmcnoldy.bsky.social · 03/08/2026The latest RONI (Relative Oceanic Niño Index) value from May-Jun-Jul is +1.00°C, just barely into "moderate" #ElNiño territory... and rapidly on its way up. The previously-used metric, ONI, is at +1.39°C. RONI: bmcnoldy.earth.miami.edu/tropics/roni/ ONI: bmcnoldy.earth.miami.edu/tropics/oni/ 2157
Reposted by Atmospheric SciencesRichard Waite @waiterich.bsky.social · 01/08/2026Good article about potential effects of El Niño and climate change on rice production this year, quoting my colleague Sampriti Baruah. Rice is a staple for billions of people. Farmers are adapting, but the climate is changing.grist.orgWhy rice crops could be in for a weird yearResearchers explain how El Niño and global warming are combining to create "the haves and the have-nots." 14530
Atmospheric Sciences @atmsciences.bsky.social · 01/08/2026Indonesia boosts cloud seeding to counter drought and wildfires en.antaranews.com/amp/news/424...en.antaranews.comIndonesia boosts cloud seeding to counter drought and wildfiresThe Meteorology, Climatology, and Geophysics Agency (BMKG) is intensifying its Weather Modification Operations (OMC) in several regions to mitigate the risk ... 100
Atmospheric Sciences @atmsciences.bsky.social · 01/08/2026Satellite observations reveal underestimation of CO2 emissions in Africa and the Middle East www.science.org/doi/10.1126/...science.orgSatellite observations reveal underestimation of CO2 emissions in Africa and the Middle EastSatellite-based CO2 emission quantification technique reveals underestimation of CO2 emissions in Africa and the Middle East. 084
Atmospheric Sciences @atmsciences.bsky.social · 29/07/2026Airborne observations reveal underestimated riverine methane emissions across the Amazon agupubs.onlinelibrary.wiley.com/doi/10.1029/...agupubs.onlinelibrary.wiley.comAirborne Observations Reveal Underestimated Riverine Methane Emissions Across the AmazonRegionally enhanced methane mixing ratios have been observed over the Amazon Basin about twice those simulated by bottom-up models Wetland emissions are underestimated by a factor up to four in a... 101
Atmospheric Sciences @atmsciences.bsky.social · 29/07/2026‘We demonstrate that the cascading chain of precipitation–wetland inundation–vegetation succession–CH4 emissions drives emission seasonality, characterized by a 3-month lag from precipitation to wetland inundation and a subsequent 4-month lag from inundation to peak emissions.’ 011
Reposted by Atmospheric SciencesMichiel van Weele @michielvanweele.bsky.social · 29/07/2026Unveiling cascading lag effects of wetland methane emissions: Evidence from Lake Chad in Africa www.science.org/doi/10.1126/...science.orgUnveiling cascading lag effects of wetland methane emissions: Evidence from Lake Chad in AfricaSatellite observations reveal sizeable tropical wetland CH4 emission seasonality that lags rainfall and inundation patterns. 011
Atmospheric Sciences @atmsciences.bsky.social · 24/07/2026Contribution of free tropospheric aerosols to Arctic low-level cloud droplets formation and longwave radiative forcing doi.org/10.5194/acp-...doi.orgContribution of free tropospheric aerosols to Arctic low-level cloud droplets formation and longwave radiative forcingAbstract. Aerosol-cloud-radiation interactions are a major source of uncertainty in the Arctic climate, particularly for low-level clouds (LLC) that dominate cloud cover. This study presents in situ m... 000