Steve Lopez: Ignore the climate change deniers. California's hellish summer really is a grave warning

Wind-swept wildfires raging. Homes incinerated. Families displaced. Lives lost.

In the long, hot, smoky California summer of 2018, as we camp under ash-hued sunset skies, the scariest thought is that the future has arrived, and more intense weather extremes will continue to wreak havoc in years to come. Not just in summer, but with drought-deluge cycles and higher temperatures even in cooler months.

Last week, an 81-year-old Van Nuys resident in the San Fernando Valley told me that sure, summers have always been hot, but lately they seem to have been imported from Palm Springs.

Near Santa Cruz, a winery owner told me there are fewer foggy days and more high temperatures, shrinking what have long been prime grape-growing regions.

But not everyone is alarmed, it turns out, which I've discovered since my recent column