TWA acts a pilot to four wheeler ambulances and in many cases can supplement them by transporting patients to the hospital with oxygen and Intravenous support.
Custom built unmanned vehicles can help with difficult tasks while humans guide it remotely from a safe distance.
Often road mishaps occur on highways due to poor visibility and missing reflectors especially on parked trucks or trailers. You could help avoid them by installing reflectors appropriately on your road trips.
Tourist seldom pay attention to cleanliness or bio diversity of pristine Eco zones and clutter the place, you can help clean it using backpack sacks and cleanup sticks.