organic ballast
11Lentic ecosystems — are the ecosystems of lakes, ponds and swamps. Included in these environments are the biotic interactions (amongst plants, animals and micro organisms) together with the abiotic interactions (physical and chemical).cite book | last = Brown first …
12Cruise ship pollution — Cruise ships generate sewage, greywater, hazardous wastes, oily bilge water, ballast water, solid waste, and air pollutants. If released without proper treatment, these wastes can put pathogens, nutrients, and toxic substances into the… …
13Cross-linked enzyme aggregate — In biochemistry, a cross linked enzyme aggregate is an immobilized enzyme prepared via crosslinking. They can be used as stereoselective industrial biocatalysts. Contents 1 Background 2 Immobilisation 3 Cross Linked Enzyme Aggregates (CLEAs) …
14Optically active additive — (OAA) is an organic or inorganic material which, when added to a coating, makes that coating react to ultra violet light. This effect enables quick, non invasive inspection of very large coated areas during the application process allowing the… …
15Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… …
16Lighting — Not to be confused with lightning. For other uses, see lighting (disambiguation). Low intensity lighting and haze in a concert hall allows laser effects to be visible …
17Jeannette Piccard — Jeannette Ridlon Piccard (January 5, 1895 ndash; May 17, 1981) was an American teacher, scientist, priest, and aeronaut who was a pioneer of balloon flight. A member of the famed Piccard family of balloonists and of the International Space Hall… …
18Ecology of the San Francisco Estuary low salinity zone — The low salinity zone (LSZ) of the San Francisco Estuary and Delta represents a highlyaltered ecosystem. The region has been heavily re engineered to accommodate the needs ofwater delivery, shipping, agriculture, and most recently, suburban… …
19Mercury (element) — gold ← mercury → thallium Cd ↑ Hg ↓ Cn …
20bivalve — bivalvular /buy val vyeuh leuhr/, adj. /buy valv /, n. 1. Also called lamellibranch. Zool. any mollusk, as the oyster, clam, scallop, or mussel, of the class Bivalvia, having two shells hinged together, a soft body, and lamellate gills. adj. 2.… …
