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A hoodoo at the Valley of Dreams.
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Items tagged with: geology
Permanent ice caps have been quite rare in geological history. This new study suggests that's because you need to right combination of paleogeography (which affects weathering rates), exposed lithology (different rocks draw down more/less CO2 as they weather, and plate tectonic configuration (which affects volcanic degassing), all working in the same direction, to get into an icehouse.
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A stormy day at Milford Sound in New Zealand
#landscape #landscapephotography #nature #naturephotography #noai #coast #art #MastoArt #photo #photography #foto #fotografie #geology #mountains #mountainmonday #storm #weather
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Let's start with #geology 🌋: The #Permian mass #extinction (~250M years ago) caused by Siberian Traps #volcanism wiped out 95% of species. Massive CO2 emissions led to drastic climate shifts, showing punctuated evolution at work on a planetary scale.
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Elevation difference map (vertical displacement) based on two different acquisitions by our remote sensing team. These area base on two DEMs spanning 1 Dec. to 15 Jan. covering the latest eruption in #Grindavík
Reds:
- New lava fields
- Lava barriers
Blues:
- Quarry for barriers
- Barrier entrenchment
- Graben formation