Roadside Geology of Northern and Central California history place-based natural history weaves together

place-based natural history weaves together simple identification keys and whimsical

internationally renowned Finnish tree expert Professor Olavi Huikari takes us on an unforgettable journey deep into the secrets of these most majestic of Earth's life forms

with heartbreaking results

The Ghosts of Gold Mountain returns these “silent spikes” to their rightful place in our national saga

Roadside Geology of Northern and Central California history place-based natural history weaves togetherCalifornia's geology makes headlines when faults shift, volcanoes puff steam, and coastal bluffs fall into the sea. The latest edition of this popular book explores the state's recent rumblings and tremulous past with the aid of full color illustrations. Spectacular photographs showcase multihued rock, from red chert and green serpentinite to blue schist and gray granite. The color geologic road maps, based on the 2010 Geologic Map of California, are