To volunteer for national service, US citizens can serve at homeless shelters.
work for religious programs.
join the volunteer firefighters.
take part in Teach for America.

serve at homeless shelters.

A

Explanation:

(1.on the positive side the tourism supports local economies becuase tourist spend money and that brings attractions. But foreign companies take away part of there money to their countries and pay there workers very little
(2. The water piles up with nowhere to go it becomes to a storm serge combined with crashing waves
Srry I dint know the rest