Forest conservation groups

American Forests
American Lands' Western Fire Ecology Center
Ancient Forest International
California Oaks fund of California Wildlife Foundation (formerly California Oak Foundation)
Campaign for Old Growth
Central Sierra Environmental Resource Center
Circle of Life
Citizens for Responsible Forest Management
Earthjustice: Forests
Ebbetts Pass Forest Watch
Environmental Protection Information Center (EPIC )
Forest Ethics
Forest Service Employees for Environmental Ethics
Heritage Forests Campaign
Klamath Forest Alliance
Klamath Siskiyou Wildlands Center
Legacy- The Landscape Connection
Los Padres ForestWatch
Mattole Restoration Council
Native Forest Council
Northcoast Environmental Center
Rainforest Action Network
Save America's Forests
Save the Redwoods League
Sierra Nevada Alliance
Sierra Forest Legacy
Sempervirens Fund
Siskiyou Project
Stop Clearcutting California

Jackson State Forest

Campaign to Restore Jackson State Redwood Forest

Headwaters Forest

Bay Area Coalition for Headwaters
Environmental Protection Information Center
Headwaters Forest
Headwaters Murrelet Project

Giant Sequoias

Earth Island Institute's John Muir Project
Sequoia ForestKeeper
Sequoia Net

Forestry certification groups

Rainforest Alliance
(see especially their Smart Wood pages under Sustainable Forestry.)
Forest Stewardship Council
Scientific Certification Systems

National Conservation Groups

A Critical Decision
American Wilderness Coalition
Black Rhinoceros
Campaign for America's Wilderness
Defenders of Wildlife
Earth Island Institute
Envirolink
Environmental Defense Fund
Global Stewards
Izaak Walton League of America
Journal of International Wildlife Policy and Law
National Audubon Society
National Parks Conservation Assn.
National Wildlife Federation
Natural Resource Defense Council
Public Employees for Environmental Responsibility
Sierra Club
The Nature Conservancy
The Wilderness Society
The Wildlands Network
Wilderness Land Trust
Xerces Society

International Conservation Groups

Endangered Species International
The Wild Foundation

California environmental groups

California League of Conservation Voters
California Native Plant Society
California Wild Heritage Campaign
California Wilderness Coalition
California Wildlife Foundation
Californians for Western Wilderness
Conception Coast Project
Environment California
Info Center for the Environment
Mono Lake Committee
Pacific Rivers Council
Planning and Conservation League
Sierra Club California
Sierra Club San Francisco Bay Area Chapter
Siskiyou Land Trust
Ventana Wilderness Alliance
Voice of the Environment

Other state environmental groups

The Lands Council
RangeBiome
Wilderness Committee

Global warming groups

An Inconvenient Truth
Climate Ark
Pew Center for Global Climate Change
stopglobalwarming.org
Union of Concerned Scientists
US Global Change Research Information Office
Weathervane

Environmental foundations

Richard and Rhoda Goldman Fund
Rose Foundation for Communities and the Environment

Noteworthy persons in forest conservation

Chris Maser

Environmental publishers

Island Press

Publications, directories and on-line resources

Environmental Webdirectory
USDA Roadless Area Conservation: California
Wilderness.net

Fisheries groups

California Trout
Pacific Coast Federation of Fishermen's Associations

Environmental news

High Country News
Independent Media Center: Bay Area Environment & Forest Defense News