Natural ocean iron fertilization and climate variability over geological periods

HB Jiang, DA Hutchins, W Ma, RF Zhang… - Global Change …, 2023 - Wiley Online Library
Marine primary producers are largely dependent on and shape the Earth's climate, although
their relationship with climate varies over space and time. The growth of phytoplankton and …

[HTML][HTML] The trouble with oxygen: The ecophysiology of extant phototrophs and implications for the evolution of oxygenic photosynthesis

TL Hamilton - Free Radical Biology and Medicine, 2019 - Elsevier
The ability to harvest light to drive chemical reactions and gain energy provided microbes
access to high energy electron donors which fueled primary productivity, biogeochemical …

The Great Oxygenation Event as a consequence of ecological dynamics modulated by planetary change

J Olejarz, Y Iwasa, AH Knoll, MA Nowak - Nature communications, 2021 - nature.com
Abstract The Great Oxygenation Event (GOE), ca. 2.4 billion years ago, transformed life and
environments on Earth. Its causes, however, are debated. We mathematically analyze the …

Cyanobacterial photosynthesis under sulfidic conditions: insights from the isolate Leptolyngbya sp. strain hensonii

TL Hamilton, JM Klatt, D De Beer… - The ISME …, 2018 - academic.oup.com
We report the isolation of a pinnacle-forming cyanobacterium isolated from a microbial mat
covering the sediment surface at Little Salt Spring—a flooded sinkhole in Florida with a …

Shotgun metagenomic sequencing reveals the full taxonomic, trophic, and functional diversity of a coral reef benthic cyanobacterial mat from Bonaire, Caribbean …

EC Cissell, SJ McCoy - Science of the Total Environment, 2021 - Elsevier
Anthropogenic forcing is spurring cyanobacterial proliferation in aquatic ecosystems
worldwide. While planktonic cyanobacterial blooms have received substantial research …

Controls on O2 Production in Cyanobacterial Mats and Implications for Earth's Oxygenation

GJ Dick, SL Grim, JM Klatt - Annual Review of Earth and …, 2018 - annualreviews.org
Cyanobacterial mats are widely assumed to have been globally significant hot spots of
biogeochemistry and evolution during the Archean and Proterozoic, but little is known about …

Effect of a giant meteorite impact on Paleoarchean surface environments and life

N Drabon, AH Knoll, DR Lowe, SM Bernasconi… - Proceedings of the …, 2024 - pnas.org
Large meteorite impacts must have strongly affected the habitability of the early Earth. Rocks
of the Archean Eon record at least 16 major impact events, involving bolides larger than 10 …

Phototrophic marine benthic microbiomes: the ecophysiology of these biological entities

LJ Stal, H Bolhuis, MS Cretoiu - Environmental microbiology, 2019 - Wiley Online Library
Phototrophic biofilms are multispecies, self‐sustaining and largely closed microbial
ecosystems. They form macroscopic structures such as microbial mats and stromatolites …

Temperature and geographic location impact the distribution and diversity of photoautotrophic gene variants in alkaline Yellowstone hot springs

AC Bennett, SK Murugapiran, ED Kees… - Microbiology …, 2022 - Am Soc Microbiol
Alkaline hot springs in Yellowstone National Park (YNP) provide a framework to study the
relationship between photoautotrophs and temperature. Previous work has focused on …

Vertical distribution and diversity of phototrophic bacteria within a hot spring microbial Mat (Nakabusa hot springs, Japan)

JN Martinez, A Nishihara, M Lichtenberg… - Microbes and …, 2019 - jstage.jst.go.jp
Phototrophic microbial mats are assemblages of vertically layered microbial populations
dominated by photosynthetic microorganisms. In order to elucidate the vertical distribution …