Photo credits

Photos from Wikimedia Commons

• Close-up of biochar: small fragments of black carbonOregon Department of Forestry · CC BY 2.0
• Close inspection of cleanroom equipment, flashlight in handJacqueline Ramseyer Orrell / SLAC National Accelerator Laboratory · CC BY 4.0
• Bags of blood plasma awaiting processingR. Henrik Nilsson · CC BY 4.0
• Aerial view of Saint-Hyacinthe and the Yamaska RiverHayden Soloviev · CC BY 4.0
• The Salah Bey Viaduct, a modern cable-stayed bridge in Constantinehanming_huang from Singapore · CC BY-SA 2.0
• Loading vials into a freeze dryer, in sterile gowningIntegrity Bio · CC BY-SA 3.0
• Downtown Montreal seen from the St. Lawrence RiverMTLskyline · CC BY-SA 3.0
• The Porta Nuova towers in MilanDaniel Case · CC BY-SA 3.0
• Stainless steel manufacturing tank in a production roomHabin Zhang · CC BY-SA 4.0
• Stacks of used tires awaiting recyclingKgbo · CC BY-SA 4.0
• The Geneva region and the Jura mountainsSdnegel · CC BY-SA 4.0
• Osaka Castle and the downtown towersMartin Falbisoner · CC BY-SA 4.0
• Mont Saint-Hilaire seen from the Richelieu River in BeloeilDhootgopy · CC BY-SA 4.0
• The Casablanca tramway in front of the new downtown towersCasabus · CC BY-SA 4.0
• The cells of a hydrogen electrolyzerThe wub · CC BY-SA 4.0
• The towers along the Jeddah CornicheTahir mq · CC BY-SA 4.0
• The Pudong towers in Shanghai, on the Huangpu RiverPjt56 · CC BY-SA 4.0
• Downtown Tampa’s towers, palm trees and the Hillsborough RiverClément Bardot · CC BY-SA 4.0
• The towers of Riyadh’s financial district at nightB.alotaby · CC BY-SA 4.0
• Riyadh at sunset, with the Kingdom Centre towerB.alotaby · CC BY-SA 4.0