In June, I set out to the Land Down Under. Given that I was traveling more than 8,000 miles from my home in Denver, Colorado, there was one thing I couldn't miss — a dive in the Great Barrier Reef.

Reefworld is shifting to overnight-only stays, meaning private reef access, fewer crowds and a far calmer reef experience.

Every scuba dive starts the same way: Gurgling bubbles and a hissing regulator. Then silence. Signaling “okay” to your buddy, you descend into whatever adventure waits below. After this, there’s no ...

This story was originally published by Vox and is reproduced here as part of the Climate Desk collaboration. “I just got a whiff,” said Peter Harrison, a marine scientist, as he leaned over the edge ...