Wild Things: Life as We Know It

Coast redwoods, which can grow more than 300 feet tall and live 2,000 years, depend on fog, which protects them during droughts. A University of California at Berkeley study suggests the trees may be in trouble: coastal fog in Northern California and Oregon has inexplicably decreased by 33 percent since the early 20th century.

Learn more about coast redwoods at the Encyclopedia of Life.