11:16 World Volunteer crews race to repair 900 km of Alpine hiking trails before snow Hundreds of volunteers have spent the season rebuilding storm-damaged footpaths across the Alps, clearing rockfall and replacing waymarks before winter closes the high routes. Amara Nwosu
10:03 World Scientists install new sensors on the remote volcanic island of Skarvøy A team of volcanologists spent ten days on the uninhabited island setting up seismometers and gas detectors that will send readings by satellite every few minutes. Lucas Moreau
17:46 World Forest corridor of 40 km reconnects fragmented rainforest in Southeast Asia A conservation trust has completed a 40 km wildlife corridor linking two isolated areas of rainforest in Southeast Asia, and camera traps are already recording animals crossing between them. Lucas Moreau
20:02 World Hurricane Erin seen from the International Space Station Footage from the ISS shows the vast cloud shield of Hurricane Erin over the Atlantic. Nadia Karim
19:41 8 photosWorld Harbour and coast at dawn: boats waking up to the day Harbours, lighthouses and quiet shores in the first light of morning. Samuel Adeyemi
23:24 World Heatwaves are no longer exceptions. They are a season Adapting to longer, harsher hot spells has to move from cities' emergency plans into the way they are built and run every day. Jonas Lindqvist