Autotrophs participate in the carbon cycle by fixing carbon dioxide to produce the biomass that all other organisms use for life. Four autotrophic carbon-fixation pathways were already known and ...

then back to carbon dioxide (respiration) — is part of what is commonly called the global carbon cycle. Indeed, the fossil fuels we use to power our world today are the ancient remains of once ...

Research reveals agriculture's surprising role in carbon dioxide fluctuations, driven by nitrogen fertilizer and overlooked ...

meaning it is a key player in Earth’s natural carbon cycle,” commented study co-author and University of Oxford geochemist Robert Hilton. They also compared how much carbon dioxide could be ...

Plants worldwide are absorbing about 31% more carbon dioxide than scientists previously ... This discovery changes our understanding of Earth's carbon cycle and could reshape climate change ...