Detail of a photo: Maze of layered canyon walls and buttes in bands of red, cream and grey, receding into the distance in soft evening light.
GeoLog

Biogeosciences

Imaggeo On Monday: Burnt roots

Imaggeo On Monday: Burnt roots

Fires are a common and often natural worldwide phenomena, that are often integral to the lifecycle of certain land-based ecosystems. Despite this, frequent or unusually intense fires can have significant effects on plant productivity, plant community composition and root properties. Although many trees have evolved to grow in fire prone areas, they usually have certain …[Read More]

Imaggeo On Monday: A marvellous sequoia in spring time

Imaggeo On Monday: A marvellous sequoia in spring time

Although more commonly associated with the west coast of the United States, if you visit Cabezón de la Sal in Spain you may come across a stand of giant redwood trees or Sequoia. Around 800 trees were brought to Spain in the 1940s, so are still very young, but even at their young age they …[Read More]

Imaggeo On Mondays: Contrasting Colors of Pinnacles and Mountains

Imaggeo On Mondays: Contrasting Colors of Pinnacles and Mountains

Despite its rugged appearance of sandstone pinnacles and arches, the ecosystem of Arches National Park in Utah, U.S.A. is very fragile. Beyond the normal ‘high desert’ environment, this beautiful landscape is home to microbial communities in the soil called cryptobiotic crusts. These biological soil crusts are very vulnerable to damage and when harmed they can …[Read More]

Winners of the EGU Best Blog Posts of 2019 Competition

Winners of the EGU Best Blog Posts of 2019 Competition

2019 was a brilliant year for our blogging network here at EGU. Across the EGU’s official blog, GeoLog, as well as the network and division blogs there were so many interesting, educational and just downright entertaining posts this year it was hard to get the blog editors to choose their favourites! Nevertheless in December, to celebrate the excellent …[Read More]

The Carbon Potential of Peat

The Carbon Potential of Peat

2020 is being described by many as a tipping point: the year that humanity as a species must take concrete and measurable action to prevent catastrophic climate change. But even if we do manage to slow carbon emissions from 2020 onwards, how would the planet deal with all the carbon dioxide we have produced so …[Read More]

Imaggeo on Mondays: Rocks weather, soil takes form

Imaggeo on Mondays: Rocks weather, soil takes form

This image depicts the soil formation, that is weathering of rock. Soil is actually formed by weathering of rock by physical, chemical and biological methods. This image depicts physical and biological weathering. Physical weathering by the action of temperature and biological weathering by the growth of some species of grass through the cracks. Image clicked …[Read More]

Conversations on a century of geoscience in Europe: Part 2

Conversations on a century of geoscience in Europe: Part 2

When you think about the last century of geoscience, what comes to mind? Perhaps Alfred Wegener’s theory of continental drift? Or Inge Lehmann’s discovery of Earth’s solid inner core? Over the last 100 years, geoscientists have made incredible contributions to our understanding of the Earth, the solar system, and beyond. The science community has explored …[Read More]

Conversations on a century of geoscience in Europe: Part 1

Conversations on a century of geoscience in Europe: Part 1

When you think about the last century of geoscience, what comes to mind? Perhaps Alfred Wegener’s theory of continental drift? Or Inge Lehmann’s discovery of Earth’s solid inner core? Over the last 100 years, geoscientists have made incredible contributions to our understanding of the Earth, the solar system, and beyond. The science community has explored …[Read More]