Crude oil storage tanks are seen from above at the Cushing oil hub, in Cushing, Oklahoma, March 24, 2016. (Photo by Nick Oxford/Reuters)





Trucks operate in the open-pit mine of PT Freeport's Grasberg copper and gold mine complex near Timika, in the eastern region of Papua, Indonesia September 19, 2015. (Photo by Muhammad Adimaja/Reuters)





Rail tracks are seen as strikes continue on the Southern rail network, at Clapham Junction in London, Britain, December 16, 2016. (Photo by Toby Melville/Reuters)





Fog covers the landscape around the peak of Uetliberg mountain (869m/2,850 feet above sea level) in Zurich, Switzerland December 21, 2016. (Photo by Arnd Wiegmann/Reuters)





A flare stack of the refinery of Mexico's national oil company Pemex is seen in Cadereyta, Mexico, December 20, 2016. (Photo by Daniel Becerril/Reuters)





A general view of the Krasnoyarsk hydroelectric power station, illuminated on the occasion of the New Year and the upcoming Christmas, on the Yenisei River outside Krasnoyarsk, Russia January 1, 2017. (Photo by Ilya Naymushin/Reuters)





Docks are seen during sunset at the Industrial port of Marghera in the lagoon of Venice, northern Italy, January 6, 2017. (Photo by Manuel Silvestri/Reuters)





Snow begins to fall in front of wind turbines near the village of Jaywick in Britain January 13, 2017. (Photo by Stefan Wermuth/Reuters)





Migrating starlings fly across the sky, in southern Israel December 28, 2015. (Photo by Amir Cohen/Reuters)





Eskom's Tutuka Power Station is seen outside Standerton in Mpumalanga province, South Africa, March 1, 2016. (Photo by Siphiwe Sibeko/Reuters)





The company logo for BT is seen on the BT Tower in London, Britain, January 24, 2017. (Photo by Toby Melville/Reuters)





A photograph made available on 30 September 2016 showing wind turbines at the site of the highest wind park in Europe at the Griessee, near the Nufenenpass in the Swiss south Alpes, Valais, Switzerland, on 23 September 2016. The four wind turbines of this wind park were developed by the company SwissWinds GmbH and are inaugurated on, 30 September 2016. (Photo by Olivier Maire/EPA)





Gulf of Mexica, US. BP Deepwater Horizon spill site with West Sirius drill rig in the foreground and flares of captured gas burning on the Discoverer Enterprise and Q4000 rig. Some of the other ships remotely operate submersible robots working on the well a mile below; others are delivering supplies. The rigs Development Driller One and Two were drilling the relief wells. The West Sirius came and went to the spill site several times with no explanation as to its function. (Photo by J. Henry Fair/Industrial Scars/Papadakis Publisher)





The Flying Scotsman steams through the Scottish countryside with the Forth Bridge in the background on its Borders Railway and Forth Bridge tour. (Photo by Keith Campbell)





The cranes of Uljanik shipyard are painted with light during Visualia Festival in the Adriatic town of Pula May 4, 2014. Visualia Festival 2014 is a festival of audio-visual art with the objective of modernizing and approaching new technologies to citizens. The second edition of the festival will offer light exhibitions, 3D video mapping on historic buildings of the city, two light performances and light installations. (Photo by Antonio Bronic/Reuters)





The sun sets over a photovoltaic solar power station in Songxi, China on August 24, 2016. (Photo by Feature China/Barcroft Images)





Russia's Soyuz TMA-13M spacecraft carrying the International Space Station (ISS) crew of European Space Agency's German astronaut Alexander Gerst, Russian cosmonaut Maxim Suraev and US NASA astronaut Gregory Wiseman blasts off from the launch pad at Russian-leased Baikonur cosmodrome early on May 29, 2014. (Photo by Kirill Kudryavtsev/AFP Photo)





Wind turbines are pictured at Swisswinds farm, Europe's highest wind farm at 2500m, before the topping out ceremony near the Nufenen Path in Gries, Switzerland September 30, 2016. (Photo by Denis Balibouse/Reuters)





The cooling towers of the brown coal power station Jänschwalde of LEAG (Lausitz Energieberbau AG) are pictured in Peitz, eastern Germany on a foggy October 27, 2016. (Photo by Patrick Pleul/AFP Photo/DPA)





Steam billows from the cooling towers of Vattenfall's Jaenschwalde brown coal power station near Cottbus, Germany, December 2, 2009. (Photo by Pawel Kopczynski/Reuters)





A picture taken on December 5, 2015 in Lille, northern France, shows smoke billowing over a plant in a suburb of Lille. (Photo by /AFP Photo)Denis Charlet





Wind turbines turn in a wind farm near Mihla, Germany, 30 August 2016. According to the German Wind Energy Association, there are around 750 wind energy plants in operation in German federal state of Thuringia. (Photo by Martin Schutt/EPA)





Steam rises from the Grafenrheinfeld nuclear power plant as electricity pylons stand before it at night on June 11, 2015 near Grafenrheinfeld, Germany. (Photo by Sean Gallup/Getty Images)





A general view shows a sinkhole in Israel's abandoned tourist resort of Ein Gedi on the shore of the Dead Sea on July 11, 2016. Experts have warned that the Dead Sea, the lowest and saltiest body of water in the world, is on course to dry out by 2050, with the emergence of sinkholes forcing the closure of roads and beaches, as well as damaging agriculture. (Photo by Menahem Kahana/AFP Photo)