Challenger Deep is the deepest known point in the Earth's seabed hydrosphere while the Coral Triangle is the triangular area of the tropical marine waters of Indonesia, Malaysia, Papua New Guinea, Philippines, Solomon Islands and Timor-Leste.
Challenger Deep is the deepest known point in the Earth's seabed hydrosphere while the Coral Triangle is the triangular area of the tropical marine waters of Indonesia, Malaysia, Papua New Guinea, Philippines, Solomon Islands and Timor-Leste.