Or, IDK, AIRDROP SOME SUPPLIES DOWN THE HOLE VIA PARACHUTE? They know that humans survived just dropping 20K feet (?) into the light and are walking around. Send medical supplies, food and water for now. Tents or pre-fab housing. Weapons.
Also, I hope they go clear out Dead Cave Guy. The gang is going to need more secure, defensible housing SOON. If the sloths here can fuck you up and the most defensible things you have are cars, they're just going to be snacks.