Day 2 of the four-day International Workshop on Greenhouse Gas Measurements from Space was all about the data. We heard about machine learning opportunities, algorithm optimisation, and much more besides.

Three charts based on #CopernicusClimate data you shouldn’t miss this month: 📉 Feels-like temperatures of warmest days are increasing – @rebeccalize.bsky.social, @annalombardi.bsky.social, @claudiadinapoli.bsky.social, @ecmwf.int 1️⃣ bsky.app/profile/cope... Article: www.ecmwf.int/en/about/med...

The first of the four-day International Workshop on Greenhouse Gas Measurements from Space has come to a close. Today, experts from around the globe provided updates on current missions, discussed their results, and presented plans for future missions.

Now underway in Bonn: the 22nd International Workshop on Greenhouse Gas Measurements from Space #IWGGMS hosted by @ecmwf.int and the German Space Agency at DLR. Discover the full agenda: atmosphere.copernicus.eu/22nd-interna....

Out now: the #CopernicusAtmosphere Assessment Report on European Air Quality 2025 shows improving air quality trends in Europe for most regulated pollutants, while several air pollution episodes exceeded limit values throughout the year. Read the article: atmosphere.copernicus.eu/cams-release...

🌡️ Extreme heatwave conditions in western Europe show why tools exploring air temperature are especially useful. Developed by C3S and @ecmwf.int, Thermal Trace helps put heat stress into context with over 80 years of data to explore, visualise & extract.

Join @visualisingclimate.com 2026 on 4–6 November in Bologna to explore how visual choices shape the way people understand climate data. Early-bird registration is open until 15 July.

From Arctic climate research to hydrology & weather prediction, the CARRA2 User Workshop showcased practical applications & user experiences across sectors. Watch the speaker videos & explore the presentations on the event page: climate.copernicus.eu/copernicus-p... #CopernicusClimate

Join the 10th Copernicus Atmosphere Monitoring Service (CAMS) General Assembly in Athens, 13–15 Oct 2026. The programme includes plenary sessions, the CAMS User Workshop and the Atmosphere User Forum. Info: atmosphere.copernicus.eu/10th-cams-ge... @ecmwf.int

How can climate adaptation knowledge become easier to use? Johanna Nalau, Associate Professor at Griffith University, explains why decision-makers need clearer, actionable information. Explore how the Atlas helps turn complexity into practical insight: atlas.climate.copernicus.eu/atlas @ecmwf.int

Ground-level ozone is one of summer’s air quality hazards. As a large part of Europe is going through a heatwave, this article explores how heat, solar radiation & precursor pollutants drive ozone pollution, #CopernicusAtmosphere track it across Europe. 🔗 atmosphere.copernicus.eu/ozone-pollut...

🌍 Join the @ecmwf.int - UfM online workshop for the Mediterranean user community on 30 June 2026. Explore practical applications from C3S for climate adaptation, energy planning and water management. Info: climate.copernicus.eu/ufm-and-ecmw... #CopernicusClimate

Published in Nature Climate Change, new research from @ecmwf.int provides a comprehensive global-scale analysis of how heat stress has increased since 1970, with insights for public health, adaptation and policy. 🔗 www.ecmwf.int/en/about/med... @annalombardi.bsky.social & @rebeccalize.bsky.social

How do air pollution, extreme heat, water quality and climate affect our health? The Copernicus Health Hub helps turn environmental data into useful health insights for researchers, policymakers, professionals and the public. Explore the Hub: health.hub.copernicus.eu @ecmwf.int

🟦🟥 It's #ShowYourStripes day! Tell the world that you care about climate change. You can explore the warming signal for your own city and create and share Ed Hawkins' climate stripes using the C3S ERA Explorer: era-explorer.climate.copernicus.eu

How can climate data help foresee landslide activity? In Canada, BGC Engineering used data from the ERA5-Land reanalysis dataset from #CopernicusClimate @ecmwf.int to support development of an annual landslide forecast for the 2026 season. Read more: climate.copernicus.eu/linking-land...

Making climate services more useful means going beyond climate data alone. Suraje Dessai, University of Leeds, reflects on why linking climate information with vulnerability, exposure &response options is key to helping decision-makers act with greater confidence. 🔗 climate.copernicus.eu/data-action

Newly available datasets and updates in the Climate Data Store (CDS) are expanding how users explore changes across land, ocean, snow, heat stress & the Arctic, helping track our changing Earth system & supporting decision-making. Read more climate.copernicus.eu/new-datasets... #CopernicusClimate

Our latest #CopernicusAtmosphere regional ozone forecasts show increased ground-level concentrations for Europe, with potential consequences for public health, for coming days. Ozone can irritate lungs, worsen asthma, & even impact vegetation & ecosystems, reducing crop yields. ⬇️

Reminder: request for proposals to advance sustained access to historical climate forcings. Support high-quality, regularly extended datasets for the historical to near-present period, with quality control & documentation. 📅 Deadline: 7 July @ecmwf.int ⬇️

As user needs grow more complex, integrated environmental information matters more than ever. At DigitalOceanWeek2026, Copernicus experts highlighted how Copernicus ThematicHubs help users navigate resources across portfolio & information organised around their priorities. @laurencerouil.bsky.social

As Europe moves into summer, Weather Replay from #CopernicusClimate offers a practical way to explore past weather worldwide. Compare current conditions with past heatwaves, storms & notable weather events, hour by hour, from 1940 to just a few days ago. 🔗 climate.copernicus.eu/weather-repl...

🗓️ Deadline 23 June: submit your tenders to evaluate times series of global surface greenhouse gas fluxes using ground-based & satellite observations, and improve tools to assess mitigation efforts. Info: atmosphere.copernicus.eu/cams255ter-p... #CopernicusAtmosphere

Shape the future #C3S Water Service! Take part in our survey to help us understand your hydrological information needs & design the future of a global, user‑oriented platform with historical data, seasonal forecasts & climate projections. 📋 wur.az1.qualtrics.com/jfe/form/SV_... @ukceh.bsky.social

The 9th C3S General Assembly was a key space to discover how climate services are being applied in practice, follow recent developments and exchange with the community behind #CopernicusClimate. Find out more: climate.copernicus.eu/9th-c3s-gene... @ecmwf.int

New research in Science, contributions from CAMS Director @laurencerouil.bsky.social , shows wildfire smoke is reversing gains on surface ozone reductions in US. Using #CopernicusAtmosphere data, ground&satellite observations, it links increased wildfires to higher ozone levels, health & more. ⬇️

Get highlights from May #C3S Climate Bulletin in our summary: 2nd-highest global-average surface air&sea surface temperature on record for May, early western European heatwave, continued tropical Pacific warming as conditions move towards El Niño, &much more. 🔗 climate.copernicus.eu/surging-trop...

🌍 Code for Earth 2026 has entered the coding phase! 14 proposals have been selected, with teams developing open-source solutions to improve how Earth system data are accessed, analysed, visualised & communicated. @ecmwf.int ⬇️

Delighted to join #SB64 in Bonn with the @priestleycentre.bsky.social @copernicusecmwf.bsky.social @iiasa.ac.at Indicators of Global Climate Change annual update including the launch of the new dashboard and publication. indicators.climate.copernicus.eu essd.copernicus.org/articles/18/...

📊 The June 2026 edition of the #CopernicusClimate multi-system seasonal forecast is now available. 🔗 climate.copernicus.eu/seasonal-for...

💧Climate Bulletin notes drier-than-average conditions in much of western&central Europe&in some eastern regions in May. Northwestern continental Europe, Türkiye & Black Sea region saw wetter-than-average conditions. River flow was below average across much of central, eastern & northeastern Europe.

❄Arctic sea ice extent in May was about 4% below average-as reported in latest #C3S Climate Bulletin the 4th-lowest for May on record. In the Antarctic, sea ice extent was about 9% below average, making it seventh-lowest for the month on record. @ecmwf.int @osi-saf.eumetsat.int ⬇️ #CopernicusClimate

🌡The May 2026 Climate Bulletin from #CopernicusClimate reports the 2nd-warmest May globally, 1.42°C above the pre-industrial level. Western Europe saw an early & intense heatwave, while the global average sea surface temperature reached 20.90°C, 2nd-highest on record for May. ⬇️

📆 Reminder: Apply by 11 June to maintain and evolve the European Climate Data Explorer (ECDE), a key platform linking the Climate Data Store (CDS) data to European climate‑adaptation needs. Info 👉 climate.copernicus.eu/c3s2430abis-... @ecmwf.int #CopernicusClimate

🌊 It’s #WorldOceansDay and @ecmwf.int has exciting news: the upcoming ORAS6 release marks a major step in reconstructing past ocean & sea-ice conditions. Better ocean data supports better forecasts & climate monitoring. Read more: climate.copernicus.eu/world-oceans...

Thank you to all participants, speakers and partners who joined the 9th #CopernicusClimate Change Service (C3S) General Assembly in Budapest. Special thanks to HungaroMet. 🔗 Catch up with recordings and more: climate.copernicus.eu/9th-c3s-gene... @ecmwf.int

Today is World Oceans Day 🌊 Oceans play a crucial role in shaping weather and climate. In 2025, the European ocean region experienced record temperatures and marine heatwaves. Find out more in the European State of the Climate Report 2025 ➡️ climate.copernicus.eu/esotc/2025/o...

The 9th Copernicus Climate Change Service (C3S) General Assembly has concluded in Budapest. @carlobuontempo.bsky.social reflects on three days of strong discussion, with panels, posters and keynotes helping shape the next steps for the programme. More ⬇️ #CopernicusClimate

🌍 It’s #WorldEnvironmentDay. From monitoring the air we breathe to advancing climate intelligence, #CopernicusAtmosphere and #CopernicusClimate help protect our environment. Their high-quality, open & free data support informed decisions for a healthier, more resilient world. ⬇️

Europe’s recent heatwaves are a clear reminder of why climate observation matters. At the 9th C3S GA, Hugo Zunker, highlighted the role of reliable data in shaping climate policy at European and national level. Find out more: climate.copernicus.eu/9th-c3s-gene... @ecmwf.int #CopernicusClimate

Revisit the weather forecast that changed history. Read how stormy conditions changed the date of the D-Day, 6 June 1944 Normandy landings & explore the new Weather Replay app letting users revisit weather hour by hour from Jan 1940 to near present day. Read more ⬇️

The 9th C3S General Assembly has started in Budapest. @carlobuontempo.bsky.social , Director of C3S @ecmwf.int highlights the value of user voices and collaborators in shaping what comes next for #CopernicusClimate. More info: climate.copernicus.eu/9th-c3s-gene...

A large Saharan dust plume has stretched across the Atlantic from the west coast of Africa towards the Americas. CAMS data shows that large parts of the Caribbean are most impacted.

Our 9th Copernicus Climate Change Service General Assembly will start today in Budapest at 14:00 CEST. At this event, we will reflect on ongoing developments, address emerging challenges, and identify new opportunities.

❗️ITT deadline extension: 19 June. Extend monitoring of large point sources to NOx and CO₂ and prepare for the uptake of CO2M observations for CH₄. Value: EUR 3.75M (excl. VAT). Duration: 27 months. Details 👉 atmosphere.copernicus.eu/cams253c-dev... @ecmwf.int #CopernicusAtmosphere

Now available in the CDS: Snow Cover Extent (SCE). This dataset provides daily global estimates of snow-covered areas from multiple optical satellite instruments, offering a consistent, long-term observational record of snow distribution across land surfaces & improved monitoring in forested areas.

📢 Out now: global climate and energy indicators from 1950 to present for energy-sector applications. Explore long-term climate and energy data for planning, modelling, benchmarking and risk assessment across the energy sector. Discover more: cds.climate.copernicus.eu/datasets/sis...

Today's Copernicus image of the day, based on our #CopernicusAtmosphere data, shows a Saharan dust plume reaching the Caribbean Sea, impacting air quality in the region. Visit the latest forecast: atmosphere.copernicus.eu/charts/packa...

Following the success of the AgERA5 dataset, it is now possible to access the AgERA5 time series in ARCO format via CDS. This format is designed for fast access to long timeseries for a single point or a 5° x 5° area. Find out more: forum.ecmwf.int/t/new-datase...

📢 New Call for Proposals from @ecmwf.int: Develop energy-focused applications for the Copernicus Energy Hub using data from #CopernicusClimate & other Copernicus services, addressing cross-border challenges & user needs. Learn more & apply: climate.copernicus.eu/2026cjs2g161...