A severe drought in Palau is killing marine life at the island nation’s popular Jellyfish Lake, researchers say, forcing tourism operators to cancel trips to the unique Pacific destination. The lake near the capital Koror normally provides a tranquil, otherworldly experience for tourists, mostly from China, who snorkel and float among throngs of non-stinging, golden jellyfish. But with the tiny nation of 18,000 in the grip of its worst drought on record, scientists last month […]