grass

A gardener is silhouetted against the sun as he trims the grass at the Temple of Olympian Zeus in Athens February 4, 2015. Greek yields rose on Wednesday as a media report that the ECB was unwilling to approve Athens' proposal to raise the ceiling for its treasury bill issuance cooled optimism that a compromise debt deal may be reached

Kostas Tsironis/Reuters

A gardener is silhouetted against the sun as he trims the grass at the Temple of Olympian Zeus in Athens on Wednesday

Laborers cut grass in the City of Knowledge in Panama City September 20, 2013.

Carlos Jasso/Reuters

Labourers cut grass in the City of Knowledge in Panama City on Friday.

Men eat lunch and relax on a stairway covered in artificial grass near St. Pancras Station in London...Men eat lunch and relax on a stairway covered in artificial grass near St. Pancras Station in London August 20 2013.  REUTERS/Suzanne Plunkett (BRITAIN - Tags: ENVIRONMENT SOCIETY)

Suzanne Plunkett/Reuters

Men relax and chat while enjoying the UK’s sunny, warm weather on steps covered in artificial grass near St. Pancras Station in London on Tuesday