Preface -- Table of contents -- A -- B -- C -- D -- E -- F -- G -- H -- I -- J -- K -- L -- M -- N -- O -- P -- Q -- R -- S -- T -- U -- V -- W -- X -- Y -- Z -- A -- abattoir -- (French abattre 'to fell') -- Abaza -- Abbe, Cleveland (1838-1916) -- Abbey, Edward (1927-1989) -- Aberdeen Angus -- abiotic factor -- Abipone -- ablation -- Abler, Ronald (Francis) (1939- ) -- aborigine -- (Latin ab origine 'from the beginning') -- Aborigine, Australian -- abrasion -- abrasive -- (Latin 'to scratch away') -- Absaroka -- abyssal plain -- abyssal zone -- acaricide -- accessibility -- acculturation -- accumulation -- acid rain -- effects of acid rain -- acid rain -- Your Environment -- acid rock -- aclinic line -- aclinic line -- Acritarch -- acrodus -- (Greek akros 'at the top', odous 'tooth') -- Acrogaster -- (Greek akros 'at the top', gaster 'belly') -- Acrolepis -- Adams, Leason Heberling (1887-1969) -- Adams, Robert McC. (McCormick) (1926- ) -- Adena -- Adler, Cyrus (1863-1940) -- advection fog -- aeolian deposits -- aerogenerator -- aerosol -- aerosol -- affluent society -- afforestation -- Afghan -- African -- African geography -- relief -- mountains -- deserts -- rivers -- islands -- climate -- African geology -- Late Precambrian and early Palaeozoic mobile belts -- glaciation -- the Red Sea -- Afrikaner -- formerly Boer, -- Afro-Caribbean -- aga -- (Turkish 'lord') -- Agassiz, (Jean) Louis Rodolphe (1807-1873) -- Agassiz, Alexander (Emmanuel Rodolphe) (1835-1910) -- agate -- Age Concern -- ageism -- Agenda 21 -- Local Agenda UK -- age-sex graph -- agglomeration -- agrarian revolution -- causes of improvement -- new crops -- four-course rotation -- livestock farming -- manure, fertilizers, and other improvements -- agricultural machinery -- social results -- US developments -- Agricultural Revolution -- agribusiness -- agricultural revolution.

agriculture -- (Latin ager 'field', colere 'to cultivate') -- history -- prehistoric times -- medieval agriculture -- the agrarian revolution -- the 19th century -- the 20th century -- organic farming -- overproduction -- agriculture in developing countries -- agriculture -- agriculture -- agriculture -- agriculture -- agriculture -- Consultative Group on International Agriculture Research -- Sustainable Agriculture Network -- agriculture, 19th-century British -- the Napoleonic Wars and agricultural depression -- the Corn Laws -- the golden age of British farming, 1850-70 -- the Great Depression, 1870-1914 -- agriculture, medieval -- agrochemical -- agroforestry -- agronomy -- Ahoms -- Ainu -- Brief History of the Ainu People -- air -- airglow -- air mass -- air pollution -- other major pollutants -- Air Pollution - Committee on the Medical Aspects of Air Pollutants -- Akimel O'odham -- alabaster -- Alani -- or Alans, -- Albanian -- Albone, Dan (1860-1906) -- Albright, Horace Marden (1890-1987) -- Alcoholics Anonymous -- AA, -- Alderney -- Aleut -- or Unangas or Atkan Unangan, -- alexandrite -- Alfura -- or Alfuru, -- Algonquin -- Algonkin History -- alienation -- Alinsky, Saul (David) (1909-1972) -- alkylphenolethoxylate -- APEO, -- Allen, Clarence Roderic (1925- ) -- Allen, Francis A (1919- ) -- All Fools' Day -- Allobroge -- Allston, Robert (Francis Withers) (1801-1864) -- alluvial deposit -- alluvial fan -- alluvial fan -- alluvium -- almagra -- (Arabic) -- almond, oil of -- alternative energy -- Althusser, Louis (1918-1990) -- altimetry -- aluminium ore -- Amazonian Indian -- American Indian -- or Native American, -- lifestyle -- erosion of culture -- native South Americans -- languages -- distribution -- Canada -- USA -- Latin America -- cultural areas -- northeast -- southeast -- Plains -- southwest -- northwest -- Great Basin -- plateau.

California -- Arctic -- religion -- history -- lithic period -- archaic period -- early agriculturalists -- European contact -- the fur trade -- westward expansion -- dispossession and civilization -- removal -- settlement -- allotment -- restoration -- termination -- activism -- increasing prosperity -- status -- American Indian -- American Indian -- American Indian -- First Nations Histories -- History of the Northwest Coast -- Native American Maps -- Oral Narratives and Aboriginal Pasts: An Interdisciplinary Review of the Literatures on Oral Traditions and Oral Histories -- Relations Between the USA and Native Americans -- Role of the Indians in the Conflict between France, Spain, and England, 1761 -- Treaty of Greenville, 1795 -- American Indian migration theory -- Amerindian -- Ames, Jessie Daniel (1883-1972) -- amethyst -- Amhara -- Amnesty International -- Amoco Cadiz -- amphibole -- anabatic wind -- anabranch -- (Greek ana 'again') -- Anasazi -- ancestor worship -- Ancient Order of Hibernians -- AOH, -- National Ancient Order of Hibernians Web Site -- andalusite -- Andean Indian -- Andean Indian -- Anderson, Don Lynn (1933- ) -- Anderson, Mary (1872-1964) -- andesite -- Andrews, John Bertram (1880-1943) -- Andrews, Stephen (Pearl) (1812-1886) -- aneroid barometer -- Angus -- animal, domestic -- animal liberation -- animal rights -- background and methods -- Animal Rights and Vivisection -- background -- the rise of vivisection -- early history -- the 19th century -- humanitarian dissension -- legislation -- current position -- freedom for animals? -- People for the Ethical Treatment of Animals - PETA Online -- Annamese -- Anning, Mary (1799-1847) -- anomie -- Antarctic Circle -- Anthes, Richard (Allen) (1944- ) -- anthracite -- (from Greek anthrax 'coal') -- anthropology -- (Greek anthropos 'man', logos 'discourse') -- biological anthropology.

social anthropology -- participant observation -- origins -- evolutionism -- diffusionism -- functionalism -- locations -- structuralism -- symbolic anthropology -- US schools -- current concerns -- anticline -- anticyclone -- anticyclone -- Antin, Mary (1881-1949) -- antipodes -- (Greek 'opposite feet') -- antiracism and antisexism -- anti-Semitism -- antivivisection -- Anuak -- or Anywak, -- Apache -- (Apache 'fighting men') -- leadership -- wars -- culture and lifestyle -- reservations -- economy -- apatite -- apiary -- (Latin apis 'bee') -- Appleton layer -- or F-layer, -- appropriate technology -- April Fools' Day -- aquaculture -- aquaculture -- aquamarine -- aquifer -- Edwards Aquifer Home Page -- Arab -- arable farming -- arable farming -- aragonite -- Arapaho -- (Arapaho 'trader') -- Araucanian Indian -- or Araucanian Mapuche, -- Arawak -- arch -- arch -- Archaean -- or Archaeozoic, -- archipelago -- Arctic Circle -- arête -- German grat -- North American combe-ridge, -- arête -- arête -- Argyris, Chris(topher) (1923- ) -- arid region -- arid region -- Arikara -- or Arikaree, or Rees, or Sahnish, -- Arkell, William Joscelyn (1904-1958) -- Armelagos, George J(ohn) (1936- ) -- Armenian -- armiak -- Armour, Philip Danforth (1832-1901) -- Aron, Raymond (1905-1983) -- artesian well -- artesian well -- Arverni -- Aryan -- asbestos -- Ten Most Commonly Asked Questions About Asbestos -- Ashiwi -- Asian -- origins -- Asian geography -- relief -- the northern region -- highland Asia -- the arid zone -- tropical Asia -- the insular or island arc -- climate -- Asian geology -- Asiatic Laurasia -- the Siberian platform -- the Taimyr Peninsula -- the Baikal Rift Valley System -- Central Asia -- northeast Asia -- The Indian Craton -- glaciation -- The Himalayan Mobile Belt -- The Pacific Island Arcs -- aspect -- asphalt -- asthenosphere.

asymmetric valley -- Athabaskan -- or Athapaskan, or Athabascan, or Athapascan, -- (from the Athabasca Lake, western Canada) -- Alaskan Athabaskan -- atlas -- atmosphere -- troposphere -- stratosphere -- mesosphere -- thermosphere -- ionosphere -- solar activity -- atmospheric chemistry -- development of the atmosphere -- atmospheric circulation -- atmospheric pollution -- atmospheric pressure -- atoll -- atrebate -- attar of roses -- attrition -- Atwater, Helen Woodard (1876-1947) -- Augustus, John (1785-1859) -- Aum Shinrikyo -- or Aleph (since 2000), -- (Japanese 'Om teaching the truth') -- Aum Shinrikyo (Supreme Truth) -- Australasian and Oceanian geology -- the Precambrian Craton -- the Adelaidean mobile belt -- the Tasman mobile belt -- the intra-cratonic basins -- the Indonesian island arcs -- the New Zealand island arc system -- Australian Aboriginal religions -- Australian Aborigine -- land claims -- human rights abuses -- hunting rights -- improving relations -- Australian Aborigine -- Australian Aborigine -- Australian Aborigine -- Australopithecus -- autochthon -- (Greek 'from the earth') -- avalanche -- (from French avaler 'to swallow') -- Avalanche! -- Avalanche Awareness -- Axminster carpet -- Aymara -- Ayrshire -- Azande -- Azeri -- or Azerbaijani, -- Aztec-Tanoan -- B -- backwash -- Bacon, Leonard (1802-1881) -- Badaga -- badlands -- Badlands National Park -- Baggara -- Bagley, Sarah G(eorge) (1806-c. 1848) -- Bailey, Edward Batersby (1881-1965) -- Bailey, Gamaliel (1807-1859) -- Bailey, Stephen (Kemp) (1916-1982) -- Baker, Ella Josephine (1903-1986) -- Baker, Oliver (Edwin) (1883-1949) -- Baker, Paul T(hornell) (1927- ) -- Bakker, Robert T -- balance of nature -- Balch, Emily Greene (1867-1961) -- Baldwin, Roger (Nash) (1884-1981) -- Balkars -- Ballou, Adin (1803-1890) -- Bamileke -- Banks, Dennis (1932- ) -- Bannock -- Bantu -- bar.

Bari.