Marijuana industry aims at environmental, ethical goals

LOS ANGELES -- An alliance of large marijuana businesses had a message for the public Tuesday: We're good corporate citizens. The 45-member Global Cannabis Partnership, which includes Canopy Growth Corp. and other major companies, issued guidelines aimed at minimizing greenhouse gas emissions and promoting ethical conduct and responsible pot use. The emerging legal industry is "in a unique position to set a new bar for socially responsible practices," the group's executive director, Kim Wilson,