Reuters: A commitment by six Asia-Pacific nations to protect a huge swathe of ecologically rich coral reef is an important step, although the pact is non-binding and key details still need to thrashed out, conservationists said. Indonesia, Malaysia, East Timor, the Philippines, Papua New Guinea and the Solomon Islands border a stretch of reef known as the Coral Triangle, which contains 76 percent of all known coral species and is a vital tuna spawning ground. The pact signed during the …