A fallow deer is seen during sunrise at the Phoenix park, in Dublin, Ireland, February 11, 2022. REUTERS/Clodagh Kilcoyne 

A fallow deer exhales on a frosty morning at the Phoenix park, in Dublin, Ireland, February 11, 2022. REUTERS/Clodagh Kilcoyne 

A fallow deer exhales on a frosty morning at the Phoenix park, in Dublin, Ireland, February 11, 2022. REUTERS/Clodagh Kilcoyne 

A fallow deer exhales on a frosty morning at the Phoenix park, in Dublin, Ireland, February 11, 2022. REUTERS/Clodagh Kilcoyne 

A woman walks along an embankment with Saint Isaac's Cathedral in the background on a frosty day in Saint Petersburg, Russia February 4, 2022. REUTERS/Anton Vaganov 

Birds fly over the Neva River with Saint Isaac's Cathedral in the background on a frosty day in Saint Petersburg, Russia February 4, 2022. REUTERS/Anton Vaganov 

The nuclear-powered icebreaker Ural is seen at the Baltic Shipyard on a frosty day in Saint Petersburg, Russia February 4, 2022. REUTERS/Anton Vaganov 

A man stands at the Spit of Zayachy Island with Saint Isaac's Cathedral in the background on a frosty day in Saint Petersburg, Russia February 4, 2022. REUTERS/Anton Vaganov 

Smoke billows from a chimney in an industrial area on a frosty day in the city of Omsk, Russia January 23, 2022. Picture taken with a drone. REUTERS/Alexey Malgavko 

Steam rises from chimneys of a thermal power plant on a frosty day in Omsk, Russia January 14, 2022. REUTERS/Alexey Malgavko 

Sun shines through the clouds on a frosty day in Omsk, Russia January 13, 2022. Picture taken January 13, 2022. REUTERS/Alexey Malgavko 

A man walks next to a freeway on a frosty day in Omsk, Russia January 13, 2022. Picture taken January 13, 2022. REUTERS/Alexey Malgavko 

The sun rises behind a stag during frosty weather in Bushy Park, London, Britain, January 6, 2022. REUTERS/Henry Nicholls 

The sun rises behind a stag during frosty weather in Bushy Park, London, Britain, January 6, 2022. REUTERS/Henry Nicholls 

A Frosty the Snowman doll sits against a fallen utility pole on a Christmas morning in a heavily damaged neighborhood, after tornadoes ripped through several U.S. states, in Dawson Springs, Kentucky, U.S., December 25, 2021. REUTERS/Jon Cherry TPX IMAGES OF THE DAY 

A bird flies over steam-covered river on a frosty day in Grodno, Belarus December 22, 2021. REUTERS/Maxim Shemetov 

A view shows the Old Castle on a frosty day in Grodno, Belarus December 22, 2021. REUTERS/Maxim Shemetov 

Cars drive along a road on a frosty day in Grodno, Belarus December 22, 2021. REUTERS/Maxim Shemetov 

A woman swims in an outdoor pool on a frosty day in Omsk, Russia December 8, 2021. REUTERS/Alexey Malgavko 

Wrestlers train in an outdoor pool on a frosty day in Omsk, Russia December 8, 2021. REUTERS/Alexey Malgavko 

Women swim in an outdoor pool on a frosty day in Omsk, Russia December 8, 2021. REUTERS/Alexey Malgavko 

A man swims in an outdoor pool on a frosty day in Omsk, Russia December 8, 2021. REUTERS/Alexey Malgavko 

Vine growers supervise anti-frost candles burning between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Anti-frost candles burn between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Hannes Maass lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Hannes Maass lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister lights an anti-frost candle between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

The bud of a vine is seen as anti-frost candles burn between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister supervises anti-frost candles between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

Vine grower Till Neumeister lights anti-frost candles between grapevines in a vineyard amid frosty temperatures in Weinboehla, Germany, April 26, 2021. REUTERS/Matthias Rietschel 

People gather at a bus stop on a frosty day in Bratsk in Irkutsk Region, Russia March 2, 2021. The sign reads: "Administration". REUTERS/Maxim Shemetov 

Cars drive along a road near a timber processing plant on a frosty day in Bratsk in Irkutsk Region, Russia March 2, 2021. REUTERS/Maxim Shemetov 

Smoke rises from the chimneys of houses on a frosty winter morning in the town of Tara in Omsk Region, Russia February 23, 2021. REUTERS/Alexey Malgavko 

Smoke rises from the chimney of a house on a frosty winter day in the town of Tara in Omsk Region, Russia February 22, 2021. Picture taken February 22, 2021. REUTERS/Alexey Malgavko 

Smoke rises from the chimneys of houses on a frosty winter day in Omsk, Russia February 22, 2021. Picture taken February 22, 2021. REUTERS/Alexey Malgavko 

A passenger wearing a protective face mask sits inside a bus, amid the coronavirus disease (COVID-19), on a frosty winter day in central Kyiv, Ukraine February 16, 2021. REUTERS/Gleb Garanich 

A woman wearing a protective face mask, amid the coronavirus disease (COVID-19) outbreak, walks past snowbanks along a street after snowfall on a frosty winter day, in central Kyiv, Ukraine February 16, 2021. REUTERS/Gleb Garanich 

A woman wearing a protective face mask, amid the coronavirus disease (COVID-19) outbreak, walks past snowbanks along a street after snowfall on a frosty winter day, in central Kyiv, Ukraine February 16, 2021. REUTERS/Gleb Garanich 

A general view of the Moscow State University building in a frosty fog during sunrise in Moscow, Russia February 15, 2021. REUTERS/Maxim Shemetov 

Natalya Seraya, chairwoman of "Walruses of the Capital" winter swimming club, bathes in the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina TPX IMAGES OF THE DAY 

Natalya Seraya, chairwoman of "Walruses of the Capital" winter swimming club, swims in the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

A member of "Walruses of the Capital" winter swimming club bathes in the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

Members of "Walruses of the Capital" winter swimming club bathe in the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

Natalya Seraya, chairwoman of "Walruses of the Capital" winter swimming club, bathes in the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

Natalya Seraya, chairwoman of "Walruses of the Capital" winter swimming club, dives into the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

Natalya Seraya, chairwoman of "Walruses of the Capital" winter swimming club, dives into the icy waters of the Moskva River on a frosty day in Moscow, Russia February 13, 2021. REUTERS/Evgenia Novozhenina 

A man skis in a forest on a frosty day in Moscow, Russia February 10, 2021. REUTERS/Evgenia Novozhenina 

People use self-made exercise equipment while training in a forest on a frosty day in Moscow, Russia February 10, 2021. REUTERS/Evgenia Novozhenina 

Steam from chimneys rises above residential buildings on a frosty day in Omsk, Russia January 24, 2021. REUTERS/Alexey Malgavko 

A child sleds down a hill on a frosty winter day in Kyiv, Ukraine January 15, 2021 REUTERS/Valentyn Ogirenko 

Children sled down a hill on a frosty winter day in Kyiv, Ukraine January 15, 2021 REUTERS/Valentyn Ogirenko 

St.Basil’s Cathedral is seen during sunset on a frosty day in Moscow, Russia December 8, 2020. REUTERS/Maxim Shemetov 

Sun sets behind the Moscow State University building on a frosty day in Moscow, Russia December 8, 2020. REUTERS/Maxim Shemetov 

Towers of the State Historical Museum, St. Basil’s Cathedral and Stalin-era skyscraper are seen during sunset on a frosty day in Moscow, Russia December 8, 2020. REUTERS/Maxim Shemetov 

Christ The Saviour Cathedral is seen during sunset on a frosty day in Moscow, Russia December 8, 2020. REUTERS/Maxim Shemetov 

A tram rides along a street on a frosty day in Omsk, Russia November 23, 2020. REUTERS/Alexey Malgavko 

Steam rises from chimneys of a thermal power plant and the Gazprom Neft's oil refinery on a frosty winter day in Omsk, Russia November 23, 2020. REUTERS/Alexey Malgavko