• Thumbnail for Free-air concentration enrichment
    Free-Air Carbon dioxide Enrichment (FACE) is a method used by ecologists and plant biologists that raises the concentration of CO2 in a specified area...
    7 KB (885 words) - 18:59, 17 April 2025
  • Thumbnail for CO2 fertilization effect
    environments. In free-air carbon dioxide enrichment (FACE) experiments plants are grown in field plots and the CO2 concentration of the surrounding air is artificially...
    31 KB (4,912 words) - 08:04, 10 May 2025
  • Look up enrichment or enrich in Wiktionary, the free dictionary. Enrichment or enriched may refer to: Data enrichment, appending data with context from...
    1 KB (181 words) - 23:32, 20 July 2024
  • Carbon dioxide enrichment can mean: CO2 fertilization effect Free-air concentration enrichment (FACE) For use in greenhouses see Greenhouse#Carbon dioxide...
    235 bytes (55 words) - 23:01, 5 January 2022
  • Fluorophore-assisted carbohydrate electrophoresis, a biochemical technology Free-air concentration enrichment, a technology to test the effect of rising CO2-levels on the...
    6 KB (775 words) - 15:27, 15 September 2024
  • French Eurodif enrichment plant, with Iran's holding entitling it to 10% of the enriched uranium output. Countries that had enrichment programs in the...
    47 KB (5,433 words) - 21:22, 23 May 2025
  • Thumbnail for Donald R. Ort
    Editorial Board for PNAS. Ort helped found the SoyFACE (Soybean Free-Air Concentration Enrichment) research facility to study the effect of rising atmospheric...
    11 KB (920 words) - 12:36, 13 April 2024
  • Extensive experiments growing plants under elevated CO2 using Free-Air Concentration Enrichment have shown that photosynthetic efficiency does indeed increase...
    32 KB (4,002 words) - 03:47, 1 June 2025
  • Nitrox (redirect from Enriched Air Nitrox)
    International (ANDI) uses the term "SafeAir", which they define as any oxygen-enriched air mixture with O2 concentrations between 22% and 50% that meet their...
    58 KB (7,277 words) - 22:51, 29 March 2025
  • Thumbnail for Effects of climate change on agriculture
    potassium. Studies using Free-Air Concentration Enrichment have also shown that increases in CO2 lead to decreased concentrations of micronutrients in crop...
    159 KB (22,481 words) - 15:38, 19 May 2025
  • Thumbnail for Lisa Ainsworth
    is a lead investigator of SoyFACE (Free Air Concentration Enrichment). As part of SoyFACE Ainsworth leads an open-air laboratory that allows her to grow...
    12 KB (1,132 words) - 09:11, 15 March 2025
  • Thumbnail for Reinhart Ceulemans
    different techniques such as growth chambers, open-top chambers, Free-air concentration enrichment (FACE) within the framework of the European funded research...
    15 KB (1,663 words) - 05:18, 21 May 2025
  • Thumbnail for Carbon dioxide in Earth's atmosphere
    one of three main greenhouse gases in the atmosphere of Earth. The concentration of carbon dioxide (CO2) in the atmosphere reached 427 ppm (0.0427%)...
    81 KB (11,004 words) - 09:33, 27 May 2025
  • Thumbnail for Carbon dioxide
    Carbon dioxide (redirect from Fixed air)
    water-use efficiency. Studies using FACE have shown that CO2 enrichment leads to decreased concentrations of micronutrients in crop plants. This may have knock-on...
    111 KB (12,710 words) - 20:16, 29 May 2025
  • Thumbnail for Theresienstadt Ghetto
    1944, which greatly exceeded that in other Nazi concentration camps and ghettos. The inmates were free from the usual rules of Nazi censorship and the...
    69 KB (8,127 words) - 19:10, 24 May 2025
  • Thumbnail for Atmospheric methane
    Atmospheric methane is the methane present in Earth's atmosphere. The concentration of atmospheric methane is increasing due to methane emissions, and is...
    54 KB (6,515 words) - 10:17, 27 May 2025
  • are used.  Enrichment ratio = ( Protein concentration in the foam Protein concentration in the initial feed ) {\displaystyle {\text{ Enrichment ratio}}=\left({\frac...
    26 KB (3,419 words) - 03:48, 15 March 2025
  • Thumbnail for Oxygen
    Oxygen (redirect from Free oxygen)
    released as a byproduct. Oxygen is too chemically reactive to remain a free element in air without being continuously replenished by the photosynthetic activities...
    118 KB (12,221 words) - 04:35, 1 June 2025
  • Thumbnail for Ozone
    Ozone (category Air pollution)
    reminiscent of chlorine, and detectable by many people at concentrations of as little as 0.1 ppm in air. Ozone's O3 structure was determined in 1865. The molecule...
    150 KB (18,252 words) - 09:16, 29 May 2025
  • Thumbnail for Greenhouse
    dioxide concentration. Carbon dioxide enrichment can also reduce greenhouse water usage by a significant fraction by mitigating the total air-flow needed...
    47 KB (5,453 words) - 17:57, 24 May 2025
  • Thumbnail for Warsaw concentration camp
    Warsaw was a Nazi concentration camp in German-occupied Poland during World War II. It was formed on the base of the now-nonexistent Gęsiówka prison,...
    116 KB (12,147 words) - 02:59, 26 May 2025
  • to find extremely small leaks in the gas diffusion process of uranium enrichment plants. It typically uses a vacuum chamber in which a sealed container...
    9 KB (1,366 words) - 21:02, 29 May 2025
  • changes in upwelling intensity). Drawing on the experience of Free Air CO2 Enrichment (FACE) experiments used to investigate the response of terrestrial...
    13 KB (1,932 words) - 12:45, 10 November 2022
  • Thumbnail for Uranium
    Uranium (section Enrichment)
    is the cheapest and leading enrichment process. The gaseous diffusion process had been the leading method for enrichment and was used in the Manhattan...
    110 KB (12,420 words) - 00:06, 26 May 2025
  • Thumbnail for Humidity
    Humidity (redirect from Air humidity)
    Humidity is the concentration of water vapor present in the air. Water vapor, the gaseous state of water, is generally invisible to the human eye. Humidity...
    70 KB (7,508 words) - 00:28, 31 May 2025
  • of atmospheric carbon dioxide, as simulated in the Duke Forest Free-Air CO2 Enrichment (FACE) experiment. His work also evaluates recommendations for...
    8 KB (1,009 words) - 15:45, 29 May 2025
  • Thumbnail for Abdul Qadeer Khan
    Nederland of the, British-German-Dutch uranium enrichment consortium, URENCO which was operating a uranium enrichment plant in Almelo and employed gaseous centrifuge...
    102 KB (9,644 words) - 09:56, 28 May 2025
  • Thumbnail for Hypoxia (medicine)
    2017. Retrieved 10 December 2022. West, John B. (1995). "Oxygen Enrichment of Room Air to Relieve the Hypoxia of High Altitude". Respiration Physiology...
    108 KB (11,681 words) - 10:41, 28 May 2025
  • Thumbnail for Nitrogen
    Nitrogen (redirect from Noxious air)
    be somewhat alleviated by isotopic enrichment of 15N by chemical exchange or fractional distillation. 15N-enriched compounds have the advantage that under...
    104 KB (12,185 words) - 04:01, 5 May 2025
  • Thumbnail for K-25
    Gaseous diffusion was but one of three enrichment technologies used by the Manhattan Project. Slightly enriched product from the S-50 thermal diffusion...
    68 KB (8,782 words) - 07:13, 21 April 2025