, Redwood National Park, California, USA --- Redwood Trees in Redwood National Park --- Image by © Micha Pawlitzki/Corbis
Willamette National Forest, Oregon, USA --- Stream in lush mountain temperate rainforest , fall, Willamette National Forest, Oregon --- Image by © Momatiuk - Eastcott/Corbis
Washington State, USA --- Red Alder trees on Washington Coast, USA --- Image by © Tim McGuire/Corbis
Victoria, Australia --- Panorama of a redwood plantation in East Warburton, Victoria. --- Image by © Andrew Bertuleit Photography/Corbis
ca. 1990s, Great Smoky Mountains National Park, USA, USA --- Forest of Beech and Maple --- Image by © James Randklev/CORBIS
ca. 1990-2001, Olympic National Forest, Washington State, USA --- Forest of Douglas Firs --- Image by © Bill Ross/CORBIS
ca. 1970s-1990, Germany --- Forest on Heltdorf Estate --- Image by © Peter Johnson/Corbis
El Yunque Rainforest --- Image by © Robert Holmes/CORBIS
Autumn in forest --- Image by © Matthias Buchholz/Matthias Buchholz/Corbis
1993, Cuba --- Sunlight Shining Through Cuba's Tropical Forest --- Image by © Ross Pictures/CORBIS
1995, Olympic National Park, Washington State, USA --- Lush, Green Trees Along the Big Quilocene River in Washington --- Image by © Paul A. Souders/CORBIS
1996, Olympic National Park, Washington State, USA --- Small Stream Flowing Through Rainforest in Washington's Olympic National Forest --- Image by © Paul A. Souders/CORBIS
1996, Olympic National Park, Washington State, USA --- Old Growth Forest with Undergrowth in Washington's Olympic National Park --- Image by © Paul A. Souders/CORBIS
1995, Tongass National Forest, Alaska, USA --- A temperate rainforest along a pond in Tongass National Forest, near Hyder, Alaska, USA. --- Image by © Paul A. Souders/CORBIS
ca. September-October 1997, Olympic National Park, Washington State, USA --- A footbridge crosses over Sol Duc Waterfall as it travels through an Olympic Peninsula rain forest. The translation of Sol Duc is magic water. --- Image by © Joseph Sohm/Visions of America/Corbis
14 Aug 1994, Pictured Rocks National Lakeshore, Michigan, USA --- Silver Birch Forest --- Image by © Ric Ergenbright/CORBIS
1991, Redwood National Park, California, USA --- Morning light shines on water lilies in False Klamath Cove at Redwood National Park in California. --- Image by © Charles Mauzy/CORBIS
12 Oct 2000, North Conway, New Hampshire, USA --- Autumn in Shelburne Forest --- Image by © James Randklev/Corbis
2002, Colorado, USA --- Forest of Aspen Trees in Autumn --- Image by © Terry W. Eggers/CORBIS
June 1998, Redwood National Park, California, USA --- Old-growth redwoods stand in the fog in the Lady Bird Johnson Grove at Redwood National Park in California. --- Image by © Joseph Sohm; Visions of America/CORBIS
, Redwood National Park, California, USA --- Redwood Trees in Redwood National Park --- Image by © Micha Pawlitzki/Corbis
Foggy Day in Redwood National Forest --- Image by © 2/Robert Glusic/Ocean/Corbis
South Korea --- Jusanji Lake,Mt.juwangsan National Park,Chongsong-gun,Gyeongbuk,Korea --- Image by © Topic Photo Agency/Corbis
ca. 1990s, Redwood National Park, California, USA --- Road in Redwood National Park --- Image by © James Randklev/CORBIS
ca. 1980-2002, North Carolina, USA --- Forest Damaged by Acid Rain --- Image by © Will & Deni McIntyre/CORBIS
ca. 1980s-1990s, Minnesota, USA --- Winter Birch Grove --- Image by © Layne Kennedy/Corbis
01 Apr 1989, Siuslaw National Forest, Oregon, USA --- Trees in the Suislaw National Forest, in Oregon. --- Image by © Ric Ergenbright/CORBIS
4.0.1
ca. May 1992, Bialowieza National Park, Poland --- Pine trees and sphagnum moss in one of the last areas of virgin forest in the Bialowieza Forest. Covering 312,000 acres it is the last primaeval forest in Europe and became a national park in the 1920s. --- Image by © Adrian Arbib/CORBIS
1996, Olympic National Park, Washington State, USA --- Lush, Green Foliage in the Hoh Rainforest of Washington's Olympic National Park --- Image by © Paul A. Souders/CORBIS
1995, Olympic National Park, Washington State, USA --- Dense Forest of Spruce Trees in Washington's Rainforest --- Image by © Paul A. Souders/CORBIS
1996, Olympic National Park, Washington State, USA --- Small Stream Flowing Through Rainforest in Washington's Olympic National Forest --- Image by © Paul A. Souders/CORBIS
1996, Olympic National Park, Washington State, USA --- Mossy Tree Trunks and Undergrowth in Washington's Olympic National Park --- Image by © Paul A. Souders/CORBIS
ca. 1990-2002, Uluru-Kata Tjuta National Park, Australia --- Forest Surrounding Ayers Rock --- Image by © Paul A. Souders/CORBIS
ca. 2001, Pensacola, Florida, USA --- The endangered Longleaf pine old growth community at Eglin Air Force Base, the only place these trees still exist near salt water, is being protected by the Longleaf Pine Restoration Project, which includes the Natural Resources Division of Eglin Air Force Base, The Nature Conservancy, Tall Timbers Research Station, and the University of Florida. --- Image by © Macduff Everton/Corbis
1993, Redwood National Park, California, USA --- A rhododendron tree grows amongst the sword fern and redwood trees in Redwood National Park in California. --- Image by © Charles Mauzy/CORBIS
ca. 2006, Monti Sibillini National Park, Italy --- Forest --- Image by © Maurizio Rellini/Grand Tour/Corbis
01 Jan 1999, Oregon, USA --- Evergreen trees make a cameo appearance through passing fog in North Fork Umatilla Wilderness, Oregon --- Image by © Steve Terrill/Corbis
ca. 2002, British Columbia, Canada --- Great Bear Rainforest --- Image by © Richard T. Nowitz/CORBIS
October 1998, Sedona, Arizona, USA --- Stream in Cottonwood Canyon --- Image by © Joseph Sohm; Visions of America/CORBIS