Before revision:  Our results show that the combination of these changes together towards extended, more ambitious goals by 2050 and 2100 is central to the transformative change needed to ensure that both people and planet prosper in medium- and long-term futures .
After revision:  Our results show that the combination of these changes together towards extended, more ambitious goals by 2050 and reducing global emissions intensity. Our findings indicate many actions that appear to make a limited contribution to initial progress are in fact vital for accelerating change towards sustainable development later in the century .