The week's best photos, from Rohingya refugees and Mexico City earthquake, to Invictus Games, battle for Raqqa and Take a Knee protests.
The US territory of 3.4 million people has struggled through nine days with virtually no electricity and shortages of fuel and clean water in the wake of the most powerful storm to hit the island in nearly 90 years.
Vanuatu, home to about 260,000 people, is made up of about 65 islands on the geologically active Pacific Ring of Fire.
Photos can be submitted in any or all of four categories: Wildlife, Landscapes, Underwater and Aerials, and there's £7,500 for the winner.
Harnessing the power of evaporation could provide as much as 70% of the energy the US is currently producing.
Bali is being shaken daily by hundreds of tremors from the mountain, which volcanologists say indicates a high chance of an eruption.
The new iceberg is believed to be unstable and has already broken into smaller chunks as it drifts into the sea.
The storm-battered US island territory has struggled through days with virtually no electricity, and more misery could be on the way thanks to a dam that might fail at any moment.
Impacts from space may have been responsible for the first recycling of the Earth's crust.
When the Mediterranean Sea dried up, there were three times more eruptions.
Researchers predict that by 2050 there will be as much plastic in the sea as there are fish.
Campi Flegrei is a large area of volcanic activity close to Naples.
The melt occurred despite having summer conditions that were not unusual.
Hurricane Maria slammed into Puerto Rico as the strongest storm to hit the US territory in nearly 90 years, even stronger than Irma.
Desperate parents join police, firefighters and volunteers as they work through the night in a frantic search for dozens of young children feared buried under a Mexico City school.