A) Pseudotsuga menziesii B) Sequoiadendron giganteum C) Pinus ponderosa D) Sequoia sempervirens
A) Yosemite National Park B) Redwood National Park C) Yellowstone National Park D) Sequoia National Park
A) 150 feet B) 250 feet C) 275 feet D) 300 feet
A) Australia B) Oregon C) Washington D) California
A) Air pollution B) Soil erosion C) Carbon sequestration D) Creating deserts
A) Conifer B) Deciduous C) Palm D) Fruit bearing
A) Coast redwood B) Sugar pine C) Douglas fir D) Giant sequoia
A) Transportation pollution B) Wildfire C) Drought D) Bark beetles |