Each month we discuss a topic related to one of our stories. We'd like to hear from you, and we invite your thoughts and ideas.
Coral reefs are among the sea's most vital and enduring ecosystems.
Meddle with the oceans, and you jeopardize Earth's life-support system. Read Mead and Earle's essay , then share your thoughts in our forum. Due to the immediate nature of this medium, National Geographic Online does not review, censor, approve, edit, or endorse information placed on this forum. Discussion boards on National Geographic Online are intended to be appropriate for family members of all ages. Posting of indecent material is strictly prohibited.