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A B C D E F G H I J L M N O P Q R S T U V W X Z << >>
| Terms for subject Environment (5179 entries) |
| Oceà Antàrtic | Antarctic Ocean (The waters, including ice shelves, that surround the continent of Antarctica, which comprise the southernmost parts of the Pacific, Atlantic and Indian oceans, and also the Ross, Amundsen, Bellingshausen and Weddell seas) | |
| Oceà Atlàntic del Nord | North Atlantic Ocean (The northern part of the Atlantic Ocean, extending northward from the equator to the Arctic Ocean) | |
| Oceà Atlàntic del Sud | South Atlantic Ocean (An ocean south of the equator between the eastern coast of South America and the western coast of Africa that extends southward to the Antarctic continent, including the Drake Passage, South Sandwich Islands and Falkand Islands) | |
| Oceà Pacífic del Nord | North Pacific Ocean (An ocean north of the equator between the eastern coast of Asia and the western coasts of the Americas, extending northward to the arctic region, with principal arms including the Gulf of Alaska, the Sea of Okhotsk, the Sea of Japan and the Bering, Yellow, East China, South China and Philippine seas, and islands including the Aleutian, Midway, Marshall and Hawaiian islands, the Japanese island arc and the Malay Archipelago) | |
| Oceà Pacífic del Sud | South Pacific Ocean (An ocean south of the equator between Southeast Asia and Australia in the Eastern hemisphere and South America in the Western hemisphere, extending southward to the Antarctic region, including the Tasman and Coral seas and numerous islands, such as Galapagos, Solomon, Easter, Samoa, Fiji and Tonga islands, and also New Zealand and its islands) | |
| Oceania | Oceania (The islands of the southern, western and central Pacific Ocean, including Melanesia, Micronesia, and Polynesia. The term is sometimes extended to encompass Australia, New Zealand, and the Malay Archipelago) | |
| oceanografia | oceanography (The scientific study and exploration of the oceans and seas in all their aspects) | |
| oceanografia d'estuaris | estuarine oceanography (The study of the physical, chemical, biological and geological characteristics of a semi-enclosed coastal body of water which has a free connection with the open sea and within which sea water is measurably diluted with fresh water) | |
| oceanografia física | physical oceanography (The study of the physical aspects of the ocean, the movements of the sea, and the variability of these factors in relationship to the atmosphere and the ocean bottom) | |
| oceanografia química | chemical oceanography | |
| ocell | bird (Any of the warm-blooded vertebrates which make up the class Aves) | |
| ocell cantaire | songbird (Any passerine bird of the suborder Oscines, having highly developed vocal organs and, in most, a music call) | |
| ocell de presa | bird of prey (Any of various carnivorous bird of the orders Falconiformes and Strigiformes which feed on meat taken by hunting) | |
| ocell migratori | migratory bird (Birds which migrate in a body) | |
| ocell nidificant | breeding bird (The individuals in a bird population that are involved in reproduction during a particular period in a given place) | |
| ocells aquàtics | waterfowl (Aquatic birds which constitute the order Anseriformes, including the swans, ducks, geese, and screamers) | |
| ocupació | occupation | |
| ocupació del sòl | land occupation (The use, settlement or possession of solid areas of the earth's surface) | |
| odonat | odonate | |
| oferta | supply (The willingness and ability to sell a range of quantities of a good at a range of prices, during a given time period. Supply is one half of the market exchange process; the other is demand; trade) |