climate policy

Discovery to recovery: how international collaboration solved the ozone crisis

Hazel Gibson December 26, 2025

Early morning light at Manchester surface radiation monitoring station. Credit: Andy Smedley (distributed via imaggeo.egu.eu). This is the optical dome of the ozone and spectral UV instrument at the monitoring station, Brewer spectrophotometer 172.

38 years ago, representatives from 46 countries around the globe came together to find a solution to the climate crisis. Alerted to an issue discovered by scientists 13 years previously, the representatives of these nations worked together swiftly and with purpose to create an international treaty to combat a major environmental issue. The treaty was signed by all 46 participant nations and would ...[Read More]

GeoPolicy: Climate solutions at the center of focus this Earth Day

Chloe Hill April 22, 2022

The Earth in a bubble symmetry. Credit: Nadia Malaspina via Imaggeo

Earlier this month, Climate Change 2022: Mitigation of Climate Change was published by the IPCC Working Group III as the third instalment of the IPCC’s Sixth Assessment Report (AR6). It emphasises that “rapid and deep” greenhouse gas emission reductions are needed across all sectors to have any chance of keeping the world below 1.5°C of warming above pre-industrial levels. However, it also outline ...[Read More]

GeoPolicy: What can we expect from COP26?

Chloe Hill October 22, 2021

COP25 Closing Plenary. Sunday 15th 2019. Credit: UNFCCC

The 26th session of the Conference of the Parties (COP26) to the United Nations Framework Convention on Climate Change (UNFCCC) will take place from 31 October to 12 November 2021, in Glasgow, Scotland. With the exception of 2020, COPs are held annually and provide a space for world leaders to negotiate climate policies, targets, and the next steps that need to be take to reduce global emissions. ...[Read More]

GeoPolicy: A Climate and Ecological Emergency: Can a pandemic help save us…?

Chloe Hill July 28, 2021

Giant Hands, called Support, in a rare snowy event in a floating city of Venice. Credit: Hung Vuong Pham, distributed via Imaggeo

The EGU’s #vEGU21 streamed a wide variety of virtual sessions from Short Courses to Union Symposia. While most #vEGU21 sessions had a specific scientific focus, a few highlighted topics that were of interest to geoscientists across multiple disciplines. The Union Symposia 3: “A Climate and Ecological Emergency: Can a pandemic help save us…?” was one of these sessions with a high level of participa ...[Read More]