Quite radical? Pretty basic I'd say.
Equip their helicopters with radio altimeters
Require that pilots are tested to handle flat-light, whiteout, and brownout conditions and demonstrate competency in recovery from an inadvertent encounter with instrument meteorological conditions.
Ensure pilots identify and document the highest obstacle along the planned route before departure.
Comply with Visual Flight Rules (VFR) weather minimums.
Conduct safety briefings or training for medical personnel.