jonathan vigliotti is there. reporter: america s coldest frontier isn t built for tropical-like heat, but both humans and wildlife found unusual ways to cool off. in alaska s dense forests, the heat is exposing a lurking danger. so this spruce tree was attacked by spruce beetles this year. reporter: entomologist jessie moan says in 2018, the spruce beetle has devoured more than 900,000 acres of forest. what do you think is causing this spike? earlier springs followed by later falls allows those larvae to develop more in one season than they would have under some of our normal summer conditions. reporter: the spruce beetle s deadly appetite is fueling the state s growing number of wildfires, which have burned more than 200,000 acres than last year. alaska s glaciers act as a kind of natural coolant by reflecting the sun s rays back into the atmosphere, but scientists say
columbus came to america, before the fall of the roman empire. and they re still growing. red woods once defined the california coast line but over the last 150 years, most have been cut down. this is one of the reporter: this is part of the family for more than 100 years. you can walk inside this tree. you can feel the jinorm s trees. reporter: for generations working the land or protecting it. we were raised where you took care of the land and the land would take care of you. reporter: now the family has sold the grove to the league who will study the trees and protect them with plans to open the land to the public. it gives you a sense of hope. this is something that is truly worth saving. reporter: the legend now a reality for generations to come. nbc news, sonoma, california. they really are nature s
giants. we hope you have a nice holiday weekend. for all of us here at nbc news, thanks for watching and have a good night. right now at 6:00, new concerns tonight that raids on undocumented immigrants will go forward after all. how activists are taking action. plus, the holiday is over, but the threat is not. fireworks sparking fires in the from joy to terror. it s been more than 24 hour and the shaking in southern california has not stopped. the news at 6:00 starts right now. i m garvin thomas in forage maathai. cleaning up after the biggest
in liverpool. the cruseble of which everything in pop culture has acknowledged. people are influenced by them. let me give you this advice. song title. hey dude are you sure? the movie could the fab four make it today? and celebrate what the music was all about. it s all that is good about people and all that s good about the world and art. it will keep you true. will you still need me, will you still feed me when i m 64? why 64? nbc news, liverpoolengland. our visit inside one of america s sacred treasures. treasures. a shaving has been difficult for me i have very sensitive skin, and i get ingrowing hairs
that is why the mayor has declared a state of emergency. cecilia? eva pilgrim, thank you. we ll turn now to the dangerous holiday weather. one person killed, several injured by a lightning strike in south carolina. this lightning strike here part of a severe storm in arcadia, florida. in jacksonville, heavy downpour downing a giant tree onto a home. fortunately, no one was inside at the time. and now a tornado watch, as behead into the night. here s abc s senior meteorologist rob marciano. reporter: tonight, it s not just heat, but lightning and severe weather putting millions at risk. at least one person killed after lightning struck a tree outside of charleston, south carolina. and watch this terrifying close call near tampa, florida. wow! reporter: in north carolina, firefighters there rushing to the scene after a home was hit. i heard another pop and so, i started freaking out. reporter: the severe weather