Four autotrophic carbon-fixation pathways were already known and Berg et al. now report a fifth pathway that is used by archaea from diverse habitats. The best-known autotrophic pathway is the ...

The reactions of carbon fixation are controlled by specific enzymes. The overall process of carbon fixation is summarised in the diagram below.

When heated, cytochromes, pigments, and membranes critical to phosphorylation and carbon fixation rapidly denature (i.e., they ... with it via photosynthesis during the day many hours later? Diagram ...

Among the plant metabolisms in use today, some use significantly more efficient carbon fixation pathways ... also increases. Diagram of the leaf anatomy of C3 (A) and C4 (B) plants.

Carbon, a building block of life, is constantly moving through different environmental compartments such as biota, the atmosphere, the ocean, soil and sediment, as part of what is called ‘the global ...

Food productivity is dependent on the availability of fertilizer, says Utah State University biochemist Lance Seefeldt. "We ...

Learn more here. Radiocarbon dating, or carbon-14 dating, is a scientific method that can accurately determine the age of organic materials as old as approximately 60,000 years. First developed in the ...

From time to time, when Earth's tectonic plates shift, the planet emits a long, slow belch of carbon dioxide. In a new ...

Sleep experts are seeing more “orthosomnia” among their patients — an unofficial diagnosis describing hyper-fixation on perfect sleep. People become overly focused on logging the right ...

China's waste incineration industry has grown rapidly, with about 90% of projects using the mechanical grate furnace process.

Google says it has wiped out its entire carbon footprint by investing in "high-quality carbon offsets". It became carbon-neutral in 2007 and says it has now compensated for all of the carbon it ...