If your goal is environmental health, using less land, less water, then you're better off tackling the larger cause: animal production. It dwarfs crops by those metrics.
I use Common Lisp, and now sometimes Clojure. I don't get why folks call Clojure a modern-Lisp. I miss the cons cell abstraction, the multiple values support, condition system, the fast start-up times, the native compilation, and executables.
Stacktrace in Clojure with no possibility to restart also make me sad.
Finally! It's exactly what we need since there are currently no scripting languages available in Unix user-land for when you need to do something beyond /bin/bash