Climate Change in California. Part 4

at usc dough vineyard ocean breezes of ripple the leaves of grapevines and this july date you were in santa barbara county will top five hundred degrees but it's below at this morning in the santa maria valley about when christians among some of the surat grapes that made his group a label famous cynthia valley is known for being a cool growing area most known for charmaine funeral or but serrano the wrong rivals have turned out to produce really well here as well and one of the reasons we've chosen this site and in fact all of the coastal valleys of california were chosen just because of that we're warm sunny days but who might so he's alarmed by projections that average temperatures in california could rise as much as five degrees by the middle of the century having that much increasing temperatures news of a very scary thing if you have a hot are your sugars usually rise too quickly and acidly drop out too quickly as well so you'll get the same kind of balance lindquist says the vines also need winter frost to illustrate how climate shapes the taste of the wine he kept some of

the french oak barrels and his winery lindquist uses a wine feed or the last try to extract samples and test them was a classical punish ordinary were it was kind of a mean really of a citrusy romo minute we put it in the mouth got really from the city would structure that we look for a cooler climate germany right now if you are trying to sell a war crime and human security which you know you get more tropical through character well and maybe wouldn't be so bad if you have a more topical when returning i prefer the style of charm a dialectical charred meat actually drink state of the bombastic stereotypes of california chardonnay lindquist says the pool climate also lends a mouthwatering acidity to his roots on and spiced it hits a rock he thinks he's cool climates arise a cut above the warmer weather versions our first run press

issued the first twenty five miles to the southeast doug margarine works in a tiny one room winery in the santa ynez valley on this day he's panicked it's over a hundred degrees and his air conditioning is broken threatening his entire star margarine says he's already seeing changes in santa barbara vineyard this is what's available for stanford researcher tim nicholas cahill studies how small differences in temperature affect the quality and price of california grapes fresno is a huge wine growing region of years ago fresno cabernet sold for about two hundred and fifty dollars

is not a cabernet that year sold for over four thousand dollars is much of california is really hadn't year they're autumn temperatures her ipod cahill there's also studied other high value california crops including commons and all the condos she found most were already planted where temperatures are just right for higher yields but with global warming current sites would be less favorable places that looked to be better suited in the future are hundreds of miles distant from where the cops are common ground and it just may not be reasonable to expect that we can have the ability to shift crops especially one with perennial crops a great minds important crops agricultural researchers are also concerned about new problems with weeds past and pathogens for wine growers the big fear is the spread of an insect called a glassy wing sharpshooter it transmitted disease that uncommon in cooler parts of the state but its damaged millions of dollars of grapes in riverside county so so california winemakers are

already eyeing cooler parts of the country santa barbara bittner doug margarine has bought land in washington state he says he'd hate to abandon his california winery that is uncomfortable complaining about how winemaking will suffer with global warming that carried odd duck marjorie just another set of seven young want from santa barbara county ill society all at nine point three kpcc