News

A research observatory building with a red roof, surrounded by dry shrubs and antennas, under a blue sky with scattered clouds.
Update
05 December 2025

GRUAN ICM-16, Puerto de la Cruz, Spain, 17-21 November 2025
Panelists sit on stage at the COP30 Belém Climate Summit, with a large screen displaying "Earth Information Day 2025" and the name Simon Stiell, Executive Secretary of the UNFCCC.
News
11 November 2025

WMO at COP: Science warns us and helps us adapt to climate change
Large modern hotel building with a "Novotel" sign, glass windows, and a covered entrance where cars are parked; city buildings are visible in the background at dusk.
Update
28 October 2025

iClimateAction strengthens partnerships at EuroGEO Workshop to turn data into decisions
Diagram showing components of Earth's systems, including atmosphere, cryosphere, anthroposphere, biosphere, hydrosphere, and ocean layers, each labeled with related scientific disciplines.
Magazine Article
11 July 2025

Call for Review of Essential Climate Variable
A wide river with swirling water flows between green, tree-covered hills under a clear sky.
Magazine Article
11 July 2025

GCOS Accreditation of the Global Terrestrial Network for Rivers (GTN-R)
A large conference room filled with delegates seated in rows, attending a formal panel discussion with presentations displayed on large screens.
Update
21 May 2025

iClimateAction engages with Earth Observation community at the GEO Global Forum in Rome
A narrow river winds through expansive green rice fields under a clear sky, with distant trees and hills on the horizon.
Update
31 March 2025

The Global Terrestrial Network for Rivers (GTN-R) was accredited as a GCOS Affiliated Networks
Two people sit at a table with microphones, engaged in discussion. Two United Nations flags are visible in the background.
Project update
07 March 2025

WMO launches iClimateAction to strengthen global climate intelligence
A ship sails on the ocean at night as two bright lightning bolts strike the water.
News
07 March 2025

Meteorological services are vital for the ocean economy
Illustration of Earth surrounded by seven satellites with solar panels, connected by lines, set against a space background with stars and a distant view of the Moon.
News
18 November 2024

WMO at COP29: Close the gap in Earth Observations

A group of people standing together outside near a spiral staircase and a white fence in a field under a clear blue sky.
Update
30 October 2024

Global Climate Observing System delegation visits China
The sun is setting over the ocean.
News
27 October 2023

Report card gives update on the Global Ocean Observing System

GCOS events

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Sao Jose dos Campos, Brazil

32nd Session of the GCOS Steering Committee - (GCOS-SC-32)
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Villefranche-sur-Mer, France

27th Session of the Ocean Observations Physics and Climate Panel (OOPC-27)
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Potsdam, Germany

GCOS-ECV-R
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Genève, Switzerland

31st Session of the GCOS Steering Committee (GCOS SC-31)
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Turin, Italy

2nd Meeting of the GCOS Surface Climate Reference Network Task Team (GSRN-TT-2)
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30th Session of the GCOS Steering Committee