upstream effect
51Kobuk River — The Kobuk River is approximately convert|280|mi|km|0|lk=on long, located in the Arctic region of northwestern Alaska in the United States. [USGS Geographic Names Information System (GNIS). [http://geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO… …
52History of Louisville, Kentucky — The history of Louisville, Kentucky spans hundreds of years, and has been influenced by the area s unique geography and location.Pre settlement history (pre 1778)Although Kentucky was inhabited by Native Americans in prehistoric times, when white …
53London — /lun deuhn/, n. 1. Jack, 1876 1916, U.S. short story writer and novelist. 2. a metropolis in SE England, on the Thames: capital of the United Kingdom. 3. City of, an old city in the central part of the former county of London: the ancient nucleus …
54Amazon River — Portuguese Rio Amazonas River, northern South America. It is the largest river in the world in volume and area of drainage basin, and only the Nile River of northeastern Africa exceeds it in length. It originates within 100 mi (160 km) of the… …
55Saint Petersburg — I City (pop., 2000: 248,232), west central Florida, U.S. It lies near the tip of Pinellas Peninsula, adjacent to Tampa Bay. Settled in 1876, it became in the late 1940s one of the first Florida cities to encourage tourists to spend their… …
56ExxonMobil — For other uses, see Exon (disambiguation). This article is about Exxon Mobil Corporation. For subsidiaries, see Exxon and Mobil. Exxon Mobil Corporation Type Public Trad …
57Asymmetric Digital Subscriber Line — (ADSL) is a form of DSL, a data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can provide. It does this by utilizing frequencies that are not used by a voice… …
58canals and inland waterways — ▪ waterway Introduction natural or artificial waterways used for navigation, crop irrigation, water supply, or drainage. Despite modern technological advances in air and ground transportation, inland waterways continue to fill a vital …
59Cheng Rotation Vane CRV — Cheng Rotation Vane The Cheng Rotation Vane CRV® consists of a set of stationary vanes in a cylindrical body which is placed immediately upstream of an elbow or tee in a piping system. It eliminates elbow induced turbulence which negatively… …
60Alternative splicing — produces two protein isoforms. Alternative splicing (or differential splicing) is a process by which the exons of the RNA produced by transcription of a gene (a primary gene transcript or pre mRNA) are reconnected in multiple ways during RNA… …
