Sunscreen killing reefs?

[EMT Scuba]

I dont' remember where I read it, but has anyone heard that all the sunscreen we wear is killing the reefs?

If yes, what specific chemical is it, and is there 'safe' sunscreen?
thanks

 

[scubadale]

Maybe it was here:

http://www.scubaboard.com/forums/basic-scuba-discussions/219435-sunscreen-killing-coral.html

Or here:

http://www.scubaboard.com/forums/basic-scuba-discussions/227730-corals-killed-sunscreen.html

 

[Underbluewaters]

I have heard about that before