The pumice blob has the potential to deposit new, healthy coral around the badly damaged Great Barrier Reef, scientists say.

La tormenta se ve en el eco del radar que mostrado antes de este tweet … la fuerte tromba caída en el sureste de #Madrid nos deja las primeras imágenes captadas en las calles de #Arganda @PadelKass donde el cielo se ha desplomado en pocos minutos … wow! #lluvia #Tormenta pic.twitter.com/ELI1LFB4sq — Mario Picazo (@picazomario) …

Helsinki usually gets 70-80 millimetres of rain during August. Friday morning alone brought 56 mm of water to Kaisaniemi Park, where the Finnish Meteorological Institute (FMI) has a weather station.

The flooding was caused by a weather system that moved up to the Bering Sea from the tropics, and raised water levels and dumped rain across much of western Alaska.

Several ground slides close E39 between Førde and Skei in Jølster. More than 150 people must be evacuated.

A total of 140 crashes and other accidents involving elk have been reported in the last week alone, police said, especially in the area around Pyhäjärvi lake near the town of Säkylä in the southwest of Finland.

Temperatures pass 39C in Belgium and the Netherlands, as a Eurostar train breaks down in the heat.

Fire crews are battling a pair of major wildfires on the North Klondike Highway near Dawson City that are creating smoky conditions for locals but have not yet led to highway closures, Yukon Protective Services said Wednesday afternoon.

Officials in Mexico's second largest city say a storm that dumped more than a metre of hail on parts of the Guadalajara area damaged hundreds of homes.

State of emergency in Irkutsk region as President Vladimir Putin flies in amid carnage from heavy rain - with ‘worse to come’.

Heavy rains flooded the roads around Moscow's largest airport on Friday, with the floods reaching knee-high depths and blocking cars from bringing passengers to and from its terminals.

On Wednesday, a new precipitation record was measured in Oslo with 22 millimeters in 10 minutes. "We had expected rain showers, but not that it would be so heavy," says state meteorologist.

Unlike some of its perpetually active neighbors on the Kamchatka Peninsula, Raikoke Volcano on the Kurile Islands rarely erupts. The small, oval-shaped island most recently exploded in 1924 and in 1778.

A dog-sled team ran into standing water after the onset of warm conditions across the northern territory caused rapid ice melt.

Investigators are on their way to Kugaaruk, Nunavut, after a passenger boat ran aground in the area.

Days of rain have triggered flooding in Cordova and slowed drivers on the Taylor Highway and McCarthy Road.

Buckled train tracks, fires and thunderstorms are causing major problems for the country's railways, Thursday.

Exhaust emissions from a Norwegian Cruise Line vessel docking in Juneau prompted at least 10 complaints to an Alaska regulatory agency.

Transportation engineers moved the road to avoid a giant mass of frozen debris sliding downhill.

The region is so hot that it has experienced 12 "tropical" nights with evening temperatures above 20 degrees Celsius so far this year, according to the Norwegian Meteorological Institute.