trees

A woman walks between palm trees before sunrise on Arpoador beach in Rio de Janeiro, Brazil, Thursday, Dec. 11, 2014.

Felipe Dana/AP

A woman walks between palm trees before sunrise on Arpoador beach in Rio de Janeiro, Brazil on Thursday

A couple stand under light reflected from a mirrorball installation among evergreen firs as part of the Enchanted Christmas illuminated trail at Westonbirt Arboretum in Gloucestershire, which opens officially on FridayPRESS ASSOCIATION Photo. Picture date: Wednesday November 26, 2014. Visitors to the attraction will find a host of sound and light exhibits to interact with, including a tree that will illuminate in response to someone singing to it, a bike powered display, mirrorballs and smoke effects

Ben Birchall/PA

A couple stand under light reflected from a mirrorball installation among evergreen firs as part of the Enchanted Christmas illuminated trail at Westonbirt Arboretum in Gloucestershire, which opens officially on Friday

Fog covers the valleys in front of the Alpine panorama pictured from the Auerberg mountain near Stoetten, southern Germany.

Karl-Josef Hildenbrand/AP

Fog covers the valleys in front of the Alpine panorama pictured from the Auerberg mountain near Stoetten, southern Germany

Taksim Square Protest

AP

Riot police use pepper gas to disperse demonstrators protesting against the cutting down of trees in the centre of Taksim Square in Istanbul, Turkey.

Giant face sculptures made of tree branches are hung in trees in Holyrood Park outside the Scottish Parliament, Edinburgh. PRESS ASSOCIATION Photo. Picture date: Wednesday May 1, 2013. The giants are part of a Year of Natural Scotland 2013 project, and are created by independent arts company Vision Mechanics. The City of Edinburgh Council and Historic Scotland have partnered to bring these pieces into the city, where they will hang, growing and changing with the seasons.

David Cheskin/PA

Giant face sculptures made of tree branches are hung in trees in Holyrood Park outside the Scottish Parliament in Edinburgh. The pieces are part of a Year of Natural Scotland 2013 project, which were created by independent arts company Vision Mechanics. The City of Edinburgh Council and Historic Scotland have brought these pieces into the city, where they will hang, grow and change with the seasons.