GeoLog

Atmospheric Sciences

Ozone 101: What you need to know as the Montreal Protocol turns 35

September 16, 2024
Ozone 101: What you need to know as the Montreal Protocol turns 35
Sunset and Moonrise at Yosemite by Teamrat Ghezzehei

As the world commemorates the 35th anniversary of the Montreal Protocol, it’s worth taking a moment to appreciate this landmark agreement’s monumental impact on our planet. Officially known as the “Montreal Protocol on Substances That Deplete the Ozone Layer,” this treaty stands as one of the most successful environmental accords in history, showcasing what humanity can achieve when it comes ...[Read More]

The varying composition of a single bolt of lightning

April 26, 2023
The varying composition of a single bolt of lightning
A stylized reconstruction of lightning based on Bestard’s data, with 3D rendering from Alice Roux. Credit: Damien Bestard, Alice Roux

Until recently, scientists assumed lightning had a homogeneous distribution of energy inside its channel. But researchers like Damien Bestard, a PhD student with the Sorbonne Université have found that the composition of each bolt is quite variable. Bestard presented his findings at the European Geosciences Union General Assembly EGU23 on Monday (April 24). As part of his research, Bestard measure ...[Read More]

Winners announced: Here are the best EGU Blog Posts of 2022!

February 24, 2023
Winners announced: Here are the best EGU Blog Posts of 2022!

As future-focused as we like to be at EGU, we sometimes pause to look back at the year gone by – just a brief glimpse to appreciate all the good work of 2022! As always, we had so many inspiring and thought-provoking blog posts published this year across the EGU’s official blog GeoLog and division blogs. Thank you to each of you for your writing contribution! To continue our annual appreciation fo ...[Read More]

Why hydrogen – the ‘fuel of the future’ – may not be as clean as we think

August 24, 2022
Why hydrogen – the ‘fuel of the future’ – may not be as clean as we think
Credit: Emmanuel Brocard (from imaggeo.egu.eu)

Around the world, the shift to hydrogen is being considered a key strategy to decarbonize the environment, with experts even calling it the fuel of the future. Hydrogen now features in all eight of the European Commission’s net zero emissions scenarios for 2050, promising to end our dependence on fossil fuels and reduce CO2 emissions across industries. So it comes as no surprise that billions of e ...[Read More]