Construction site building activity image with cranes near Twin Towers of World Trade Centre, Colombo, Sri Lanka, Asia

Icefields Parkway, Jasper National Park, UNESCO World Heritage Site, Alberta, Canada, North America

Chicks of Northern hawk owl (Surnia ulula ulula), native to Scandinavia and Eurasia, captive, World Owl Trust, Cumbria, England, United Kingdom, Europe

View of modern skyscrapers in Dubai, the fastest growing city in the world, Dubai, United Arab Emirates

Skyscrapers in Dubai Downtown, the fastest growing city in the world, Dubai, United Arab Emirates

View of modern skyscrapers in Dubai, the fastest growing city in the world, Dubai, United Arab Emirates

View of modern skyscrapers in Dubai, the fastest growing city in the world, Dubai, United Arab Emirates

Future World-ArtScience Museum with the Marina Bay skyline at dusk, Singapore, Southeast Asia, Asia

The rock fortress of Sigiriya (Lion Rock), UNESCO World Heritage Site, Sri Lanka, Asia

Humberstone Saltpeter Works, UNESCO World Heritage Site, northern Atacama, Chile, South America

Humberstone Saltpeter Works, UNESCO World Heritage Site, northern Atacama, Chile, South America

The Helix Bridge, Marina Bay Sands Hotel and part of Future World-ArtScience Museum in Marina Bay, Singapore, Southeast Asia, Asia

Archaeologists at work, Chichen Itza, UNESCO World Heritage Site, Yucatan, Mexico, North America

Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LEED (Leadership in Energy and Environmental Design) platinum rating. London, UK.

Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LEED (Leadership in Energy and Environmental Design) platinum rating. London, UK.

Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LEED (Leadership in Energy and Environmental Design) platinum rating. London, UK.

The Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LEED (Leadership in Energy and Environmental Design) platinum rating. London, UK.

A lone wind turbine stands defiant pointing to a more sustainable future, in Newcastle, the world's largest coal port, New South Wales, Australia, Pacific

A lone wind turbine stands defiant pointing to a more sustainable future, in Newcastle, the world's largest coal port, New South Wales, Australia, Pacific

Caucasian businessman juggling globe near city skyline

Mixed Race boy wearing VR goggles holding sphere

Pixelated Mixed Race girl holding glowing sphere

Person with a safety suit in a forest area. Ayegui, Navarre, Spain, Europe

Person with a safety suit lying down in a flowers carpet in a forest area. Ayegui, Navarre, Spain, Europe

Person with a safety suit in a forest area. Ayegui, Navarre, Spain, Europe

Epcot Center, Disneyworld, Orlando, Florida, USA

Tongji University, library, TFT-Screen, student, internet, world wide web, communication

Jetty at Buchscharner Seewirt Inn at Lake Starnberg near Muensing, Upper Bavaria, Bavaria, Germany

Jetty at Buchscharner Seewirt Inn at Lake Starnberg near Muensing, Upper Bavaria, Bavaria, Germany

Jetty at Buchscharner Seewirt Inn at Lake Starnberg near Muensing, Upper Bavaria, Bavaria, Germany

Steep stairs leading on a heap at Lake Phoenixsee on the grounds of the former steelworks Hermannshuette Phoenix-Ost, structural change, residential area, recreational area, Hoerde, Dortmund, North Rhine-Westphalia, Germany, Europe

Child holding globe studio

Ecodiesel factory in Bahia, Brazil.

Africa, Empty road in desert