hydrologic system
61Ecology 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… …
62Aliso Creek (Orange County) — Not to be confused with Aliso Creek (Los Angeles County). Coordinates: 33°30′38″N 117°45′9″W / 33.51056°N 117.7525°W / 33.51056; …
63STS-59 — Infobox Space mission mission name = STS 59 insignia = Sts 59 patch.png shuttle = Endeavour launch pad = LC 39A launch = April 9, 1994, 7:05 a.m. EDT landing = April 20, 1994, 9:55 a.m. PDT, Edwards AFB, California duration = 11 days, 5 hours, 49 …
64Cedar Creek (Indiana) — Called Mes kwah wa se pe or old redwood creek by Native Americans, Cedar Creek is the largest tributary of the St. Joseph River, draining 174,780 acres (707 km²) in northeastern Indiana. It rises in northwestern DeKalb County and joins the St.… …
65Erosion prediction — Soil erosion prediction models play an important role both in meeting practical needs of soil conservation goals and in advancing the scientific understanding of soil erosion processes. They are used to help land managers choose practices to… …
66glacier — glaciered, adj. /glay sheuhr/, n. an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of… …
67atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… …
68New River Gorge National River — IUCN Category II (National Park) …
69Johnson Creek (Willamette River) — Geobox | River name = Johnson Creek category = Creek image size = 300 image caption = Johnson Creek near Regner Road in Gresham etymology = William Johnson, early settler country = United States country state = Oregon district type = County… …
70Hydrological transport model — An hydrological transport model is a mathematical model used to simulate river or stream flow and calculate water quality parameters. These models generally came into use in the 1960s and 1970s when demand for numerical forecasting of water… …
