Vegetation Types News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Different vegetation types and age classes that we wouldn't necessarily expect fire to spread through. and that is absolutely drought, climate change, dry fuel conditions that we just haven't seen before. >> reporter: the chief also told me that people did heed those evacuation warnings around lake tahoe. which if you haven't been out here, it's a great tourist destination that people come to pretty much near round. during the summer months, they come to enjoy the lakes. and during the winter, they come here to ski. so, this is really crucial to a lot of people. and he says that as of now, the...

Burning in northern california and working its way toward the nevada border. this is echo lake and right now firefighters are using it as a source of water to take up and fight the blazes that we can see here up in the mountainside. one thing that has made this fire very difficult to fight is the fact that so much of the terrain is very rugged. it's very remote. it's out there. also not all of this territory has seen fire. take a listen to the head of cal-fire explain to me how long it's been since some of this area has burned. >> the caldor fire is burning in areas that have no fire history t...

Areas with no fire history, over 100 years. two areas that have burned within the last 20 years, all of the above, and we're seeing it burn through different vegetation types and age classes that we wouldn't necessarily expect fire to spread through, and that is absolutely drought, climate change, dry fuel conditions that we just haven't seen before. >> so i checked in with cal fire again today to see if the imminent threat is gone. right now they are not as wore i'd about it, but it's still an uncontrolled fire burning back up this way behind me, and this is where heavenly ski resort is. can ...

Years. all of the above. and we're seeing it burn through different vegetation types and age classes that we wouldn't necessarily expect fire to spread through. and that is absolutely drought, climate change, dry fuel conditions that we just haven't seen before. >> california got a pledge of federal aid thanks to presidential emergency declaration. california's governor says the aid will supplement other funds and services to prevent further loss. >> it is loss. and i think that is really the story the last couple years, right? the loss, the fear. and now you see loss of lifestyles, places, tr...

Joining me is the director of cal fire and a professor of geography who has studied climate change and wildfires for decades, glen mcdonald. he was forced from his home but is now back and safe. thank you so much. ken, i grew up in kcalifornia. i grew up with the brush fires. i know a bit about them. can you distinguish for viewers between a forest fire and a brush fire and what's happening right now in northern california and down south. >> absolutely. california is made up of all kinds of different vegetation types. the traditional forest community is trees, oaks, pine trees. those things th...