Not obvious: in many cases, greater efficiency actually increases total resource usage! See Jevons Paradox.
It’s possible we’re at a turning point on one or more resources where we’ve kind of saturated the market… but I’m far from convinced.
That said, a productivity metric like you mention is also a good idea. I chose that for agriculture because I do think we have saturated that market.
Not obvious: in many cases, greater efficiency actually increases total resource usage! See Jevons Paradox.
It’s possible we’re at a turning point on one or more resources where we’ve kind of saturated the market… but I’m far from convinced.
That said, a productivity metric like you mention is also a good idea. I chose that for agriculture because I do think we have saturated that market.