sierra nevada

A lake that dried up 80 years ago yesterday looked set to reappear, as monster rainfall accumulated over California's wet winter season overwhelms the state's rivers.

Firefighters wrapped the base of the world's largest tree in a fire-resistant blanket as they tried to save a famous grove of gigantic old-growth sequoias from wildfires burning on Sept. 16 in California's rugged Sierra Nevada.

The Calderone ice formation in central Italy once laid claim to being the southernmost glacier in Europe - before it shrank and split into much-diminished glacierets.

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As climate change drives global temperatures ever higher, the glacier risks melting away into the geological record books altogether.

A wildfire raging in Northern California exploded in size overnight, becoming the third-largest wildfire in state history amid high temperatures and strong winds. Better weather conditions were expected to aid the firefight on Friday.

A 29-year-old Bulgarian from San Diego died in the Sequoia National Park in the southern part of the Sierra Nevada Mountain in the US state of California.

Anton Dokov's body was found on Sunday, but the rescuers managed to get to him on Tuesday because of the difficult terrain - ice and snow on the steep peak, the Bulgarian newspaper in the United States -  BG VOICE reported.

Climite scientists from the US have discovered that dust from as far away as China’s Gobi Desert is carried by the global jet stream and deposited in California’s Yosemite National Park where its trees feed off of microscopic material in the dust containing nutrients.

Two major wildfires in California have forced nearly 8,000 people out of their homes.

At the foot of the Sierra Nevada mountains, a hundred kilometers from the city of Sacramento, some 4,000 people have already been evacuated and another 7,400 are preparing for it. The fire is raging on an area of 20 km and has already destroyed more than ten buildings.

Governor Jerry Brown announced a state of emergency to help local authorities.