'My mission is to save Zanzibar's corals' - BBC Africa

The coral reef surrounding Mnemba Island in Zanzibar is under threat from warmer sea temperatures, illegal fishing and damage by tourism. Now locals have come up with an ingenious solution to preserve both the reef and their own livelihoods. Subscribe: http://bit.ly/subscribetoafrica Website: https://www.bbc.com/africa Facebook: https://www.facebook.com/bbcnewsafrica/ Twitter: https://www.twitter.com/bbcafrica/ Instagram: https://www.instagram.com/bbcafrica/