These activists try "to use the Endangered Species Act to force the U.S. government to take action on global warming". Critics have pointed out that global warming activists should address climate change directly.<ref>USA Today: [http://www.usatoday.com/weather/climate/globalwarming/2008-03-09-polar-bears_N.htm "Polar bears caught in a heated eco-debate"]</ref> | These activists try "to use the Endangered Species Act to force the U.S. government to take action on global warming". Critics have pointed out that global warming activists should address climate change directly.<ref>USA Today: [http://www.usatoday.com/weather/climate/globalwarming/2008-03-09-polar-bears_N.htm "Polar bears caught in a heated eco-debate"]</ref> |