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May 2025Archived

 

Field picture submitted by Elizabeth Fichtner

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Sierra Nevada

The Sierra Nevada and Cascade Ranges form an axis of high mountains east of the Central Valley and Klamath Mountains. The Southern Cascade Range bioregion is the southern end of an extensive chain of volcanoes and volcanic flows extending northward from Oregon and Washington.
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Central Valley

The Central Valley bioregion is a wide, flat, low-elevation trough of sediments bounded by the Coast Ranges to the west and Sierra Nevada to the east. The northern part is drained by the Sacramento River; and the southern part, by the San Joaquin and Kern Rivers and their tributaries.
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Central Coast

The Central Coast bioregion is an area of transition between the bioregions to the north and south. Ridge tops are generally less than 1,200 m (3,800 ft) in elevation, but a few peaks rise up to 1,800 m (5,700 ft).
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North Coast

The North Coast bioregion supports north coastal scrub and prairie, north coast pine forest, and Sitka spruce (Picea sitchensis) forest on the immediate coast.
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Klamath Mountains

The Klamath Mountains are characterized by steep, complex topography dissected by a number of large river valleys. The area is noted for its exceptionally rich flora, which results from several factors.
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Southern Cascades

The Southern Cascades is characterized by volcanic peaks interspersed with more gentle slopes and topographic features. Vegetation is strongly influenced by topography and substrate (Parker 1991). Open woodlands comprised of blue oak (Quercus douglasii), interior live oak (Q.
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Northeastern Plateaus

The western edge of the huge intermountain Great Basin extends into the northeastern corner of California forming the Northeastern Plateaus bioregion. This is a semi-arid region of mountain ranges separated by lower-elevation basins and includes the Modoc Plateau.
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Pile Burning

Pile burning is an affordable and effective way to dispose of brush and woody vegetation around your house. Learning how to construct and prepare burn piles takes skill, good equipment, and an understanding of the current and predicted weather to minimize the risk of escape.
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Prepare Your Farm or Ranch

Although wildfires are part of Californias landscape, properties can be designed and maintained to reduce their vulnerability. Agricultural infrastructure (e.g.
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Protecting Agricultural Structures

If your property or operation has old wooden buildings or buildings with many openings, these buildings are more vulnerable to wildfire. Hardening a structure means improving building components, such as roofs, gutters, and vents to reduce exposure to flames and ember ignition.
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