A comprehensive toolkit –for decisionmakers, scholars, advocates, amateurs, and open minds– to understand why an appropriate policy address to cannabis is critical if we are to achieve sustainable, resilient, fair, and modern societies. Updated and extended version of the previous progress reports on cannabis, the 2030 Agenda for sustainable development, and the 2016 UNGASS outcome document on drug policies. Available for free in Spanish and Czech at www.cannabis2030.org