Swedish climate activist Greta ThunbW88erg marches during a Friday for the Future youth demonstration in Davos.

Figueiroa warns the two fire fronts are about to merge.And between the heat wave and the wind.W88

The other main front that firefighters are battling is in the Pantanal National Park to the southwest.firefighters face huge logistical battlesWe call it gray hunger when fireW88 reduces all the vegetation to ashes and there are no natural food sources left in the area for animals that survive the flames.

But this many fires isnt normal.They made the grim find in the Encontro das Aguas park.

Experts say even when animals survive the flames.

Investigating the financial link between Americans and the burning of the Amazon rainforest 05:54 It has been hit hard by drought this year.Television footage showed rescuers searching for survivors among debris.

It was followed by several aftershocks.Rescue teams from neighboring provinces were dispatched to the affected areas.

killing at least 18 people and causing some buildings to collapse.An earthquake with a preliminary magnitude of 6.