Warsaw

A delegate takes pictures of Greenpeace activists during the 19th conference of the United Nations Framework Convention on Climate Change in Warsaw...A delegate takes pictures of Greenpeace activists holding pictures showing the 30 people arrested in Russia over a protest against Arctic oil drilling and calling for their release, during the 19th conference of the United Nations Framework Convention on Climate Change (COP19) at the National Stadium in Warsaw November 13, 2013. The group consisting 28 activists and two journalists were arrested after coastguards boarded the Greenpeace icebreaker Arctic Sunrise following the protest at an oil platform owned by state-controlled Gazprom off Russia's northern coast on Sept. 18. Greenpeace activists said their protest was aimed at raising awareness about the risks that Arctic offshore oil drilling posed to thousands of kilometers of coastal areas. REUTERS/Kacper Pempel

Kacper Pempel/Reuters

A delegate takes pictures of Greenpeace activists holding pictures of 30 people who were arrested in Russia over a protest against Arctic oil drilling, during the 19th conference of the UN Framework Convention on Climate Change at the National Stadium in Warsaw.

Polish Army (Wojsko Polskie) soldiers are reflected in a puddle as they march during a rehearsal for a parade prior to the Polish 'Independence Day' celebrations, in Warsaw, Poland, 05 November 2013.

Tomasz Gzell/EPA

Polish soldiers in Warsaw rehearse for a parade to mark National Independence Day on November 11

People enjoy a sunny day at the Zalew Zegrzynski lake near  Warsaw, Poland, Thursday, Aug. 8, 2013, as the temperature in the shade reached 38 degrees Celsius (100,4Fahrenheit).

Alik Keplicz/AP

People enjoy a sunny day at the Zalew Zegrzynski lake near Warsaw, Poland, on Thursday, as the temperature in the shade reached 38°C

Two women sunbathe on the shore of the Vistula River in Warsaw...Two women sunbathe on the shore of the Vistula River in Warsaw June21, as temperatures soar to over 30 degrees Celsius (86 Fahrenheit)  REUTERS/Peter Andrews (POLAND - Tags: ENVIRONMENT TPX IMAGES OF THE DAY)

Peter Andrews/Reuters

Two women sunbathe on the shore of the Vistula river in Warsaw, Poland.

Henryk, who has lived at the Camillian Mission shelter for homeless people for five years, looks out as he eats his meal at the shelter in Warsaw...Henryk, 58, who has lived at the Camillian Mission shelter for homeless people for five years, looks out as he eats his meal at the shelter in Warsaw June 4, 2013. Food Bank SOS is an organisation that distributes food, including produce that would have otherwise gone to waste, to charities such as the Camillian Mission, which use it to help the needy. Cutting the amount of food that goes to waste is the special theme of this year's World Environment Day on June 5. The U.N. Food and Agriculture Organisation estimates that about a third of all the food produced for human consumption worldwide every year is wasted. Picture taken June 4, 2013. REUTERS/Kacper Pempel (POLAND - Tags: ENVIRONMENT AGRICULTURE SOCIETY POVERTY TPX IMAGES OF THE DAY)    ATTENTION EDITORS: PICTURE 19 OF 19 FOR PACKAGE  'ENVIRONMENT DAY - FOOD BANK SOS' SEARCH 'FOOD BANK SOS' FOR ALL IMAGES

Kacper Pempel/Reuters

Henryk, 58, eats his meal at the Camillian Mission shelter for homeless people in Warsaw where he has lived for five years. Food Bank SOS distributes food, including produce that would have otherwise gone to waste, to charities such as the Camillian Mission. Cutting the amount of food that goes to waste is the theme of this year’s World Environment Day on Wednesday. The UN Food and Agriculture Organisation estimates that about a third of all the food produced for human consumption worldwide every year is wasted.