Monroe (tree) Flint and Mike Law; they calculated its volume to be , this is larger than the famed Grizzly Giant tree in Mariposa Grove yet it is still less than the General Sherman Tree, largest of all sequoias. Giant Forest, famed for its giant sequoia trees, is within Sequoia National Park. The forest, at over 6,000 feet (1,800 m) in elevation, is located in the western Sierra Nevada of California. Four out of the ten largest trees by volume on the planet are said to be within the Giant Forest. The largest, the General Sherman tree, measures 36.5 feet (11.1 m)
Redwood National and State Parks of the preserved redwood areas became Prairie Creek Redwoods, Del Norte Coast Redwoods, and Jedediah Smith Redwoods State Parks. A fourth became Humboldt Redwoods State Park, by far the largest of the individual Redwood State Parks, but not in the Redwood National and State Park system. Because of the high demand for lumber during World War II and the construction boom that followed in the 1950s, the creation of a national park was delayed. Efforts by the Save the Redwoods League, the Sierra Club, and the National Geographic Society to create a national park began in the early 1960s. After