- The amount of biological material in a specific volume.
Glossary of Biotechnology for Food and Agriculture . 2015.
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Free-air concentration enrichment — FACE facility in the Nevada desert. 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 and allows the response of plant growth to be measured.… … Wikipedia
Free-Air Concentration Enrichment — Free Air Carbon dioxide Enrichment (FACE) is a method employed by ecologists and plant biologists that allows for an elevation of [CO2] in a specified area of forest or other biomass filled area. It has been used to study the response of tree… … Wikipedia
Membrane bioreactor — (MBR) is the combination of a membrane process like microfiltration or ultrafiltration with a suspended growth bioreactor, and is now widely used for municipal and industrial wastewater treatment with plant sizes up to 80,000 population… … Wikipedia
Sewage treatment — The objective of sewage treatment is to produce a disposable effluent without causing harm to the surrounding environment, and also prevent pollution. Sewage treatment, or domestic wastewater treatment, is the process of removing contaminants… … Wikipedia
Chemostat — Stirred bioreactor operated as a chemostat, with a continuous inflow (the feed) and outflow (the effluent). The rate of medium flow is controlled to keep the culture volume constant. A chemostat (from Chemical environment is static) is a… … Wikipedia
Climate change mitigation — Fossil fuel related CO2 emissions compared to five of IPCC s emissions scenarios. The dips are related to global recessions. Data from IPCC SRES scenarios; … Wikipedia
Ecology — For other uses, see Ecology (disambiguation). Ecology … Wikipedia
Trophic state index — The quantities of nitrogen, phosphorus, and other biologically useful nutrients are the primary determinants of a body of water s trophic state index (TSI). Nutrients such as nitrogen and phosphorus tend to be limiting resources in standing water … Wikipedia
Primary production — For other uses, see Primary production (economics). Global oceanic and terrestrial photoautotroph abundance, from September 1997 to August 2000. As an estimate of autotroph biomass, it is only a rough indicator of primary production potential,… … Wikipedia
Ecosystem ecology — Figure 1. A riparian forest in the White Mountains, New Hampshire (USA). Ecosystem ecology is the integrated study of biotic and abiotic components of ecosystems and their interactions within an ecosystem framework. This science examines how… … Wikipedia