Translation of "Sterile" in Spanish

I cannot get pregnant. I am sterile.

No puedo quedar embarazada. Soy estéril.

So it's not a very sterile environment such as we would know it today.

No es un ambiente estéril como los que conocemos hoy.

The quarantine will last as long as it takes so that Argentinians stay alive and well, the rest are sterile debates.

La cuarentena va a durar lo que tenga que durar para que los argentinos estén sanos y no se mueran, lo demás son debates estériles.