000			00515nam a22001577a 4500
008			150427b xxu||||| |||| 00| 0 eng d
020			_a0-8160-3130-4
050			_aGF 75 .E75 1995 _b9907
100			_aJon Erickson _d1995
245			_aThe Human Volcano _bPopulation Growth as Geologic Force _cJon Rickson
260			_aUSA _bJon Erickson _c1995
300			_ax,210p, :
500			_aIncludes bibliographical references and index.
650			_2man- influence on nature _aman- influence on nature
942			_2lcc _cBK
999			_c6084 _d6084