Answer:

Earthquake

1.

before-Stay away from beaches.

during-If you're outdoors, stay in the open away from power lines or anything that might fall.

after-If a person is bleeding, put direct pressure on the wound, use clean gauze or cloth if available.

2.

before-Stay out of damaged buildings.

during-Cover your head and torso to prevent being hit by falling objects.

after-DO NOT attempt to move seriously injured persons unless they are in further danger of injury.

Vocanic eruption

1.

before-Listen for emergency information and alerts.

during-Take temporary shelter from volcanic ash where you are. 

after-Listen to your local radio stations for civil defence advice and follow instructions.

2.

before-Follow evacuation or shelter orders. 

during-Limit your time outdoors and use a dust mask or cloth mask as a last resort.

after-Stay indoors and away from volcanic ashfall areas as much as possible.