Mist sits in the river at Tummel valley near East Haugh, Scotland, Britain January 7, 2021. REUTERS/Russell Cheyne

Mist sits in the river at Tummel valley near East Haugh, Scotland, Britain January 7, 2021. REUTERS/Russell Cheyne

Mist sits in the river at Tummel valley near East Haugh, Scotland, Britain January 7, 2021. REUTERS/Russell Cheyne

Mist sits in the river at Tummel valley near East Haugh, Scotland, Britain January 7, 2021. REUTERS/Russell Cheyne

People watch a drive-in performance from their cars amongst the mist, amid the spread of the coronavirus disease (COVID-19), on Chelmsford City racecourse in Chelmsford, Britain December 11, 2020. REUTERS/Paul Childs

People watch a drive-in performance from their cars amongst the mist, amid the spread of the coronavirus disease (COVID-19), on Chelmsford City racecourse in Chelmsford, Britain December 11, 2020. REUTERS/Paul Childs

Pedestrians wearing protective masks, following the coronavirus disease (COVID-19) outbreak, walk past rainbow created over the mist from a fountain in Tokyo, Japan December 4, 2020. REUTERS/Kim Kyung-Hoon

A farmer is seen inside a car through the front glass covered in mist at the site of a protest against the newly passed farm bills, at Singhu border near Delhi, India December 2, 2020. REUTERS/Anushree Fadnavis TPX IMAGES OF THE DAY

Logging truck is seen as mist hangs over the Tummel Valley, in Pitlochry, Scotland, Britain November 6, 2020. REUTERS/Russell Cheyne

Mist hangs over the Tummel Valley, in Pitlochry, Scotland, Britain November 6, 2020. REUTERS/Russell Cheyne

A man stretches as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A man stretches as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra TPX IMAGES OF THE DAY

People look at their phones as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A shadow cast from St Michael's Tower, mist and houses are seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A man stretches as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

People look at their phones as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

Mist and houses are seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

Mist and houses are seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A man walks up steps as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A woman takes in the view as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A dog tries to catch a treat, as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

A woman throws her dogs a treat, as mist is seen from Glastonbury Tor in Glastonbury, Britain, November 4, 2020. REUTERS/Peter Cziborra

Mist in the fields near LLanddowror, Wales, Britain October 17, 2020. REUTERS/Rebecca Naden

An empty road and mist in the fields near LLanddowror, Wales, Britain October 17, 2020. REUTERS/Rebecca Naden

Mist in the fields near LLanddowror, Wales, Britain October 17, 2020. REUTERS/Rebecca Naden

Mist hangs over Pitlochry, Scotland, Britain October 17, 2020. REUTERS/Russell Cheyne TPX IMAGES OF THE DAY

A shroud of mist fills a forest in a mountainous area near the Big Almaty Lake outside Almaty, Kazakhstan September 18, 2020. REUTERS/Pavel Mikheyev

A shroud of mist fills a mountainous area near the Big Almaty Lake outside Almaty, Kazakhstan September 18, 2020. REUTERS/Pavel Mikheyev

A morning mist covers the many row houses, churches and shops in Mahanoy City, Pennsylvannia, U.S., July 17, 2020. Picture taken July 17, 2020. REUTERS/Dane Rhys

A woman wearing a protective mask walks through a cooling mist in the hot weather, amid the coronavirus disease (COVID-19) pandemic in Tokyo, Japan August 18, 2020. REUTERS/Kim Kyung-Hoon

A woman wearing a protective mask walks through a cooling mist in the hot weather, amid the coronavirus disease (COVID-19) pandemic in Tokyo, Japan August 18, 2020. REUTERS/Kim Kyung-Hoon

Visitors are seen behind mist used during the hot weather as they wait for their turn to pay tribute to the war dead at Yasukuni Shrine on the 75th anniversary of Japan's surrender in World War Two, amid the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan August 15, 2020. REUTERS/Kim Kyung-Hoon

Visitors are misted during hot weather as they wait for their turn to pay tribute to the war dead at Yasukuni Shrine on the 75th anniversary of Japan's surrender in World War Two, amid the coronavirus disease (COVID-19) pandemic, in Tokyo, Japan August 15, 2020. REUTERS/Kim Kyung-Hoon

Nancy Gagnon rides the Canadian tourist boat Hornblower, limited under Ontario's rules to just six passengers amid the spread of the coronavirus disease (COVID-19), as the American boat, Maid of the Mist, glides in the background at 50 % occupancy, in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio

The American tourist boat Maid Of The Mist, limited to 50 % occupancy under New York state's rules amid the spread of the coronavirus disease (COVID-19), is seen in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio

The American tourist boat Maid Of The Mist, limited to 50 % occupancy under New York state's rules amid the spread of the coronavirus disease (COVID-19), is seen in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio

The American tourist boat Maid Of The Mist, limited to 50 % occupancy under New York state's rules amid the spread of the coronavirus disease (COVID-19), is seen in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio

The American tourist boat Maid Of The Mist, limited to 50 % occupancy under New York state's rules amid the spread of the coronavirus disease (COVID-19), is seen in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio

American tourist boat Maid Of The Mist, limited to 50% occupancy under New York state's rules amid the spread of the coronavirus disease (COVID-19), glides past a Canadian vessel limited under Ontario's rules to just six passengers, in Niagara Falls, Ontario, Canada July 21, 2020. REUTERS/Carlos Osorio TPX IMAGES OF THE DAY

Eran Druker from Israeli company RD Pack gestures while demonstrating inside a special tunnel which enables football players arriving for matches to be sprayed with a fine disinfectant mist to help prevent the spread of the coronavirus disease (COVID-19), at Bloomfield Stadium in Tel Aviv, Israel June 3, 2020. REUTERS/Amir Cohen

Doctor Izaak Cohen from Bar Ilan University gestures while speaking inside a special tunnel which enables football players arriving for their matches to be sprayed with a fine disinfectant mist to prevent the spread of the coronavirus disease (COVID-19), at Bloomfield Stadium in Tel Aviv, Israel June 3, 2020. REUTERS/Amir Cohen

Eran Druker from Israeli company RD Pack demonstrates inside a special tunnel which enables football players arriving for matches to be sprayed with a fine disinfectant mist to help prevent the spread of the coronavirus disease (COVID-19), at Bloomfield Stadium in Tel Aviv, Israel June 3, 2020. REUTERS/Amir Cohen

Eran Druker from Israeli company RD Pack gestures while demonstrating inside a special tunnel which enables football players arriving for matches to be sprayed with a fine disinfectant mist to help prevent the spread of the coronavirus disease (COVID-19), at Bloomfield Stadium in Tel Aviv, Israel June 3, 2020. REUTERS/Amir Cohen

A bird is seen in silhouette on a fence at the Golden Gate Bridge View Vista Point amid an outbreak of the coronavirus disease (COVID-19), across from San Francisco, California, U.S., March 31, 2020. REUTERS/Shannon Stapleton

A woman runs as the skyline of New York is seen during a foggy day from Hoboken, New Jersey, as the coronavirus disease (COVID-19) outbreak continues in New York City, U.S., March 29, 2020. REUTERS/Eduardo Munoz

A man walks on Recreio dos Bandeirantes beach, amid the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil March 25, 2020 REUTERS/Sergio Moraes

A woman walks on Recreio dos Bandeirantes beach, amid the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil March 25, 2020 REUTERS/Sergio Moraes

A woman walks on Recreio dos Bandeirantes beach, amid the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil March 25, 2020 REUTERS/Sergio Moraes

A man wearing a face mask uses a disinfection booth that mists ethyl alcohol to contain the spread of coronavirus disease (COVID-19) in Quezon City, Metro Manila, Philippines, March 20, 2020. REUTERS/Eloisa Lopez

A man wearing a face mask uses a disinfection booth that mists ethyl alcohol to contain the spread of coronavirus disease (COVID-19) in Quezon City, Metro Manila, Philippines, March 20, 2020. REUTERS/Eloisa Lopez

A man wearing a face mask steps inside a disinfection booth that mists ethyl alcohol to contain the spread of coronavirus disease (COVID-19) in Quezon City, Metro Manila, Philippines, March 20, 2020. REUTERS/Eloisa Lopez

A demonstrator ducks for cover amidst clashes with police during a protest against Chile's government in Santiago, Chile March 6, 2020. REUTERS/Ivan Alvarado

A demonstrator runs through mist from a police water jet during a protest against Chile's government in Santiago, Chile March 6, 2020. REUTERS/Pablo Sanhueza

Greek riot police officers walk amid clouds of tear gas near Turkey's Pazarkule border crossing, in Kastanies, Greece March 6, 2020. REUTERS/Florion Goga

Two migrants who crossed the border from Turkey to Greece run through a field, near the town of Soufli, in the region of Evros, Greece, March 5, 2020. REUTERS/Alexandros Avramidis

Mountains are seen shrouded in haze near Gloucester, New South Wales, Australia, February 19, 2020. Picture taken February 19, 2020. REUTERS/Loren Elliott

A view shows the Israeli settlement of Gilo on a foggy morning in the Israeli-occupied West Bank February 17, 2020. Picture taken February 17, 2020. REUTERS/Mustafa Ganeyeh

A view shows the city of Jerusalem on a foggy morning as seen from the Palestinian village of Al-Walaja in the Israeli-occupied West Bank February 17, 2020. Picture taken February 17, 2020. REUTERS/Mustafa Ganeyeh

A view shows the Israeli settlement of Gilo on a foggy morning in the Israeli-occupied West Bank February 17, 2020. Picture taken February 17, 2020. REUTERS/Mustafa Ganeyeh

A layer of frozen fog hangs above a field near a Tyendinaga Mohawk Territory camp at a railway crossing in Tyendinaga, Ontario, Canada February 14, 2020. Picture taken February 14, 2020. REUTERS/Chris Helgren