Earth's heat balance.
El Nino, Pacific decadal oscillation, and other quantifiable atmospheric teleconnections.
Oceanic circulation and atmospheric heat transfer.
Hadley cells and my personal favorate, the westerlies.
The quantifiable concept of seasons.
A myriad of understanding of other climate related phenomena, advanced through the scientific method.
All of which has furthered our society.
do we really need an environment?
Nah, we'll just cover it all up with data centers.