Avalanche risks remain high in California after deaths of skiers

Forecasters predict more snow in Sierra Nevada mountains as climate crisis increases threat of dangerous conditionsAvalanche risks remain high in the Sierra Nevada mountains of northern California this week, following the deadliest snowslide the region has seen in modern times.The climate crisis has set the stage for more dangerous conditions, with sharper swings between dry periods and severe storms, according to experts, who have long warned that extremes will amplify as the world warms.