Galen P. Halverson
- A Neoproterozoic Snowball Earth
1998/08/28 by Paul F. Hoffman, Alan J. Kaufman, Galen P. Halverson +1 · 29 citations
Earth and Planetary Sciences · Environmental Science · Chemistry · #Paleontology and Stratigraphy of Fossils #Geology and Paleoclimatology Research #Methane Hydrates and Related Phenomena #Snowball Earth #Carbon dioxide in Earth's atmosphere #Geology #Glacial period #Earth science #Carbonate #Subaerial #Carbon dioxide #Volcano #Carbonate rock #Carbon cycle #Geochemistry #Oceanography #Paleontology #Climate change #Sedimentary rock #Chemistry #Ecosystem #Ecology
- On the initiation of a snowball Earth
2002/06/01 by Daniel P. Schrag, Robert A. Berner, Paul F. Hoffman +1 · 5 citations
Chemistry · Earth and Planetary Sciences · Environmental Science · #Carbon cycle #Carbon dioxide in Earth's atmosphere #Carbonate #Chemistry #Climate change #Earth science #Ecology #Geology #Geology and Paleoclimatology Research #Glacial period #Greenhouse gas #Methane Hydrates and Related Phenomena #Oceanography #Orbital forcing #Paleontology #Paleontology and Stratigraphy of Fossils #Snowball Earth #Weathering
- Early fossil eukaryotes were benthic aerobes
2026/05/20 by Maxwell A. Lechte, Leigh Anne Riedman, Susannah M. Porter +2 · 2 voices · 1 citation
Biochemistry, Genetics and Molecular Biology · Earth and Planetary Sciences · #Anoxic waters #Benthic zone #Biodiversity #Context (archaeology) #Eukaryote #Facultative #Habitat #Paleontology and Stratigraphy of Fossils #Plankton #Protist diversity and phylogeny #Subterranean biodiversity and taxonomy
- The archaeal roots of eukaryotic life
2026/03/13 by Valerie De Anda, Kathryn E. Appler, Emily Aguilar-Pine +3 · 1 voice
Biochemistry, Genetics and Molecular Biology · Environmental Science · #Archaea #Bacterial Genetics and Biotechnology #Bacteriophages and microbial interactions #Gene #Genome #Monophyly #Multicellular organism #Protist diversity and phylogeny #Repertoire #Three-domain system #Tree of life (biology)
- Thallium isotopic evidence for the Tonian rise and Cryogenian fall of Neoproterozoic oxygen levels
2026/01/01 by Lucy C. Webb, Francis A. Macdonald, Galen P. Halverson +3 · 1 voice
Earth and Planetary Sciences · Environmental Science · #Geochemistry and Elemental Analysis #Paleontology and Stratigraphy of Fossils #Thallium and Germanium Studies