An "anthropogenic" environmental problem is one caused by what?

Singer Anthony Kiedis and bassist Flea co-founded which Los Angeles band in 1983? Pulitzer winner Anthony Lewis wrote which book about Clarence Gideon's Supreme Court case? In which 1943 western are three men wrongly hanged by a lynch mob, with Dana Andrews and Anthony Quinn among the victim… Which painter did Anthony Quinn play in the 1956 film "Lust for Life"? In 1959 Mary Leakey found the "Zinjanthropus" skull at which famous Tanzanian site? The prefix "anti-" means against; what does the similar prefix "ante-" mean? Anti-war protests at the 1968 Democratic National Convention led to a bloody police crackdown in which city? In Homer's "Odyssey," Antinous is the leader of the suitors seeking the hand of which woman?