GeoLog

global warming

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

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

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]

GeoPolicy: What does the IPCC’s 6th Assessment Report tell us about the future?

GeoPolicy: What does the IPCC’s 6th Assessment Report tell us about the future?

The Intergovernmental Panel on Climate Change (IPCC) prepares and publishes extensive Assessment Reports on the scientific, technical and socio-economic knowledge on climate change, including its impacts, future risks, and likely scenarios based on the actions that humanity takes. In their sixth Assessment Report (AR6), the IPCC’s certainty and warnings were clearer than ever. This month’s GeoPoli ...[Read More]

120 years of the ‘Greenhouse Effect’

120 years of the ‘Greenhouse Effect’

120 years ago in 1901, Swedish meteorologist Nils Ekholm used the term ‘greenhouse’ to describe the heating effect that a planet’s atmosphere has on the surface temperature of the planet, the first time that this now much-used and abused metaphor was published. He wrote: “The atmosphere plays a very important part of a double character as to the temperature at the earth’s surface, of which the one ...[Read More]

Imaggeo on Mondays: Exploring the underground cryosphere

Imaggeo on Mondays: Exploring the underground cryosphere

The winter season is a good time to take advantage of cold weather activities, whether that’s hitting the ski slopes or warming up by a fire, but for Renato R. Colucci, it’s also one of the best time’s to study the Earth’s underground cryosphere. Colucci, who took this featured photograph, is a researcher at Italian Institute for Marine Sciences (ISMAR) of the National Research Council (CNR) and i ...[Read More]