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Centers for Disease Control and Prevention

(Encyclopedia)Centers for Disease Control and Prevention (CDC), agency of the U.S. Public Health Service since 1973, with headquarters in Atlanta; it was established in 1946 as the Communicable Disease Center. The ...

Gironde, estuary, France

(Encyclopedia)Gironde, estuary, c.45 mi (70 km) long and from 2 to 7 mi (3.2–11.3 km) wide, formed by the Garonne and Dordogne rivers, which join c.14 mi (23 km) N of Bordeaux. Sand banks and a high tidal range h...

Ogooué

(Encyclopedia)Ogooué or Ogowe both: ōgōwāˈ [key], river, c.560 mi (900 km) long, rising on the Batéké Plateau, SW Congo (Brazzaville). It flows NW and W across Gabon to the Gulf of Guinea, near Port-Gentil, ...

Kama

(Encyclopedia)Kama käˈmə [key], river, c.1,260 mi (2,030 km) long, E European Russia, the chief left tributary of the Volga. It rises in the foothills of the central Urals and flows N, then E, and then SW past P...

Selenga

(Encyclopedia)Selenga sĕlĕng-gäˈ [key], river, 616 mi (992 km) long, rising in the Khangai Mts., NW Republic of Mongolia, and flowing east, then north, across the Mongolian-Russian border to Lake Baykal; the Or...

Hales, Stephen

(Encyclopedia)Hales, Stephen, 1677–1761, English physiologist and clergyman. From 1709 he was perpetual curate of Teddington. His experimental studies in animal and plant physiology contributed greatly to the pro...

Tombigbee

(Encyclopedia)Tombigbee tŏmbĭgˈbē [key], river, c.400 mi (640 km) long, rising in NE Miss. and flowing SE into W Alabama, then generally S to join the Alabama River and form the Mobile River before entering int...

Fuchun

(Encyclopedia)Fuchun chēĕnˈtängˈ [key], river, 285 mi (459 km) long, Zhejiang prov., SE China. An important commercial artery, it flows NE to the East China Sea at Hangzhou. The tide rushing into the river fro...

Flaminian Way

(Encyclopedia)Flaminian Way fləmĭnˈēən [key], one of the principal Roman roads, the greatest artery from Rome to Cisalpine Gaul. Construction was begun (220 b.c.) by Caius Flaminius. The road ran N from Rome t...

Hugli

(Encyclopedia)Hugli or Hooghly both: ho͞oˈglē [key], river, an arm of the Ganges, c.160 mi (260 km) long, formed by the confluence of the Bhagirathi, Jalangi, and Matabhanga rivers, West Bengal state, E India, a...