i really do not know the
answer to this one
what are risks associated with human-caused extinction?
2 answers
https://www.google.com/search?source=hp&ei=zDQQXK_GBZL4sgW13YvQDA&q=risks+associated+with+human-caused+extinction&btnK=Google+Search&oq=risks+associated+with+human-caused+extinction&gs_l=psy-ab.3..33i22i29i30.3805.3805..5539...0.0..0.125.247.0j2......0....1j2..gws-wiz.....0.59ZbhS5XmNw