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01446cam a22003494a 4500 001 357C7C1A0F4011DF93771FC5C41A358D 003 SILO 005 20230913010647 008 090702s2010 ncua j b 001 0 eng 010 $a 2009026295 020 $a 1599351218 (alk. paper) 020 $a 9781599351216 (alk. paper) 035 $a (OCoLC)423388476 040 $a DLC $c DLC $d SILO $d VP@ $d BUR $d JIU $d SILO 050 00 $a QB377 $b .N37 2010 082 00 $a 523.44 $2 22 100 1 $a Nardo, Don, $d 1947- 245 1 $a Asteroids and comets / $c by Don Nardo. 260 $a Greensboro, N.C. : $b Morgan Reynolds Pub., $c c2010. 300 $a 112 p. : $b ill. (chiefly col.) ; $c 24 cm. 490 0 $a Extreme threats 504 $a Includes bibliographical references (p. 104-105) and index. 505 0 $a The day the sky exploded -- Evidence for deadly impacts -- Giant impacts and mass extinctions -- Recent strikes and near misses -- The ongoing danger of NEOs -- Future threats of large impacts -- Confronting the threat from space. 650 0 $a Asteroids $x Collisions with Earth $v Juvenile literature. 650 0 $a Comets $x Collisions with Earth $v Juvenile literature. 941 $a 4 952 $l SFPH074 $d 20240716051752.0 952 $l XXPH787 $d 20181107053440.0 952 $l GDPF771 $d 20170418075124.0 952 $l BAPH771 $d 20151001041848.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=357C7C1A0F4011DF93771FC5C41A358D 994 $a 02 $b JIUInitiate Another SILO Locator Search