People gather to watch the eruption of the Mauna Loa Volcano while the lava flow is covered with the clouds in Hawaii, U.S. December 3, 2022. (Photo by Go Nakamura/Reuters)

Planes land in fog at Heathrow Airport, west London on January 4, 2014, as heavy fog covers a many parts of the south east. (Photo by Steve Parsons/PA Images via Getty Images)

Evie and Conor Enright, from Portmarnock pictured on a walk in Howth, Co. Dublin on December 30, 2022. (Photo by Damien Eagers for The Irish Times)

A woman carries an umbrella as she walks along a street during snowfall in the Iranian capital Tehran, on February 12, 2023. (Photo by Atta Kenare/AFP Photo)

A Ukrainian police officer takes cover in front of a burning building that was hit in a Russian airstrike in Avdiivka, Ukraine, Friday, March 17, 2023. (Photo by Evgeniy Maloletka/AP Photo)

People dance to celebrate Midsummer Eve during sunset at the Amager Strandpark in Copenhagen, Denmark, June 23, 2021. (Photo by Hannah McKay/Reuters)

A cow is silhouetted grazing next the smoke of a chimney of an incineration plant in Lausanne at sunrise on November 19, 2021. (Photo by Fabrice Coffrini/AFP Photo)

A hare runs on a small road as the sun rises in Frankfurt, Germany, Monday, June 12, 2023. (Photo by Michael Probst/AP Photo)