Climate change
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Callisto, Cryobiology, Enceladus, Europa, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Jupiter, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Nomenclature, Systematics, Natural History, Robotics/Rovers/UAVs, Water/Hycean Worlds & Oceanography

Ice Planet Exploration: A Dataset Of Antarctic Ecosystems In Ice-free Lands

by Keith Cowing

Astrobiology.com Editor’s note: Recently the Fram2 mission took four astronaut explorers on an orbital path that covered both of our planet’s polar regions. This was the fist human mission to […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Status Report, Water/Hycean Worlds & Oceanography

Four-million-year Marinoan Snowball Shows Multiple Routes To Deglaciation

by Keith Cowing

Twice during the Neoproterozoic Era, Earth experienced runaway ice-albedo catastrophes that resulted in multimillion year, low-latitude glaciations: the Sturtian and Marinoan snowball Earths.

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Origin & Evolution of Life, Status Report

Archean Methane Cycling and Life’s Co-Evolution: Intertwining Early Biogeochemical Processes and Ancient Microbial Metabolism

by Keith Cowing

This chapter explores the key carbon compounds that shaped the Archean biogeochemical cycle, delineating their substantial impact on Earth’s primordial atmospheric and biospheric evolution.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Icy Worlds, Press Release, Robotics/Rovers/UAVs, Sample Return, Water/Hycean Worlds & Oceanography

Ice Planet Research: Antarctica’s Oldest Ice Is Heading To Europe

by Keith Cowing

The oldest ice ever extracted from Antarctica is on its way to Europe, marking a major milestone in climate science. The ice cores, obtained through the Beyond EPICA – Oldest […]

Posted inArctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Fossils & Paleontology, Gaia - Planetary Perspectives, Habitable Zones, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography

The Neoproterozoic Glacial Broom

by Keith Cowing

Neoproterozoic snowball Earth events reflect globally frigid conditions thought to have stimulated changes in geochemical cycling with planetary biotic response. We investigated the impact of these events on sediment dynamics, […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Gaia - Planetary Perspectives, Origin & Evolution of Life, Plant Biology, Press Release, Water/Hycean Worlds & Oceanography

Plants Struggled For Millions Of Years After The World’s Worst Climate Catastrophe

by Keith Cowing

A team of scientists from University College Cork (UCC) , the University of Connecticut, and the Natural History Museum of Vienna have uncovered how plants responded to catastrophic climate changes […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Fossils & Paleontology, Gaia - Planetary Perspectives, Habitable Zones, Press Release, Water/Hycean Worlds & Oceanography

Ancient Marine Organisms Play A Role In Recording Past Climate Change On Earth

by Keith Cowing

A new study led by an international team, including researchers from The University of Western Australia, has discovered that a common marine organism could provide new ways to monitor ocean […]

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