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Our goal is simple: protect half the Earth. Getting there is possible only if we work together. Discover how others are confronting the complex issues facing conservation today, and learn how Nature Needs Half is promoting problem-solving to overcome these challenges.

Masada National Park, Israel. Photo by Rob Bye.

Social HALF: The Nature Strategy for Sustainability


Posted in Papers & Publications on 10/8/13

Social HALF: The Nature Strategy for Sustainability  Written by: Vance G. Martin and Julie Anton Randall Published in: International Journal of Wilderness, Volume 19, Number 2, August 2013 Introduction:  Social HALF is a concept that bridges the often disparate fields of nature conservation and human development. It is the human dimension complement Nature Needs Half of (NNH) – an aspirational and practical vision of sustainability (Martin 2011; Sylven 2011) based...

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Nature Needs Half: A Necessary and Hopeful New Agenda for Protected Areas


Posted in News & Publications, Papers & Publications on 09/26/13

  Nature Needs Half: A Necessary and Hopeful New Agenda for Protected Areas Written by: Harvey Locke Published in: IUCN PARKS Journal, Volume 19.2, 2013 Abstract:  Conservation targets should be based on what is necessary to protect nature in all its expressions. When in 1988 the Brundtland report called for tripling the world’s protected area estate (which was then at 3 to 4 per cent of the land area) there was...

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Heaven and Hope


Posted in News & Publications, Papers & Publications on 04/11/12

The Wilderness Society 2010-2011, "Heaven and Hope" written by Jeff Rennicke The lands that belong to all Americans have long provided wilderness, recreation, and heavenly scenery. Now, scientists say, protecting them just might hold our best hope of saving the planet. Excerpt: "As confusing as these numbers seem, one number is increasingly clear, says Harvey Locke of The WILD Foundation: 50 percent. For decades, according to Locke, conservationists pushed for...

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Social Indicators Research 2011


Posted in News & Publications, Papers & Publications on 03/20/12

By: Alan E. Watson, Aldo Leopold Wilderness Research Institute, USDA Forest Service Rocky Mountain Research Station The Role of Wilderness Protection and Societal Engagement as Indicators of Well-Being: An Examination of Change at the Boundary Waters Canoe Area Wilderness Abstract: A societal decision to protect over 9 million acres of land and water for its wilderness character in the early 1960s reflected US wealth in natural resources, pride in the...

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CPAWS Conservation Plan: 50% At Least


Posted in News & Publications, Papers & Publications on 02/8/12

Canadian Parks and Wilderness Society, 2007 CPAWS Conservation plan calls for at least 50% of Canada’s public lands and waters to be protected. This number is based on the best available science about what is necessary to keep vibrant evolving ecosystems and all the species that inhabit them alive through time. It also represents the belief that our one species can share the earth with all the others. >>Read the...

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Saving Nature’s Legacy: Protecting and Restoring


Posted in News & Publications, Papers & Publications on 02/8/12

Reed F. Noss and Allen Y. Cooperrider in Saving Nature's Legacy: Protecting and Restoring Biodiversity (Island Press, Washington, D.C., 1994) Noss & Cooperrider reviewed many conservation planning initiatives and determined that between 25% and 75% protection was necessary to maintain ecological integrity. Written by two leading conservation biologists, Saving Nature's Legacy is a thorough and readable introduction to issues of land management and conservation biology. It presents a broad, land-based...

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Half of B.C. must be protected as hedge against climate change


Posted in News & Publications, Papers & Publications on 02/8/12

Half of B.C. must be protected as hedge against climate change, by Larry Pynn, Vancouver Sun January 27, 2010 The B.C. government is being asked to develop a joint strategy for nature conservation and climate change leading to biodiversity protection for half the province's land base. A coalition of leading environmental groups says that existing parks and protected areas cover almost 15 per cent of the land base -- not...

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Kativik (Quebec) Environmental Advisory Committee: Position Paper


Posted in News & Publications, Papers & Publications on 02/8/12

Kativik (Quebec) Environmental Advisory Committee, November 2011 Position Paper The government commitment to dedicate 50% of Plan Nord lands to environmental protection, maintaining biodiversity, promoting our natural heritage and a variety of types of development that do not rely on industrial activities. >>Read the full paper >>Read the full paper in French

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We Need to Scale Up Marine Protection: A Global Perspective


Posted in News & Publications, Papers & Publications on 01/20/12

We Need to Scale Up Marine Protection: A Global Perspective (International Journal of Wilderness, December, 2011, www.ijw.org ) Cyril F. Kormos (Vice President for Policy, The WILD Foundation; World Commission for Protected Areas, Co-Chair, North America) News reports of the declining health of our planet’s oceans have become sadly routine: from dwindling blue fin tuna stocks to the deepwater oil spills, and from reports of retreating sea ice in the...

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A New Spatial Perspective for a Healthy Planet


Posted in News & Publications, Papers & Publications on 01/20/12

A New Spatial Perspective for a Healthy Planet (International Journal of Wilderness, December, 2011, www.ijw.org ); Dr Magnus Sylven (environmental consultant; Co-Chair, WILD10, the 10th World Wilderness Congress; former Director, WWF Europe) Human impact on the world since the Industrial Revolution has been so comprehensive that it has ushered in a new geological epoch, which scientists have called the Anthropocene (Smith 2008). Impacts on the Earth’s physical, chemical, and biological...

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Nature Needs Half in the Economist


Posted in Blog, Library, News & Publications, Papers & Publications on 05/25/11

Boreal blues - In the frigid north tension grows between conservation and development CANADA’S vast boreal zone contains the world’s largest intact old-growth forest and has more fresh water than the Amazon. Its flora help to slow climate change and it is a breeding ground for 3 billion migratory songbirds. Only 12% of the region is now formally protected, well below the 50% scientists say is necessary to save its...

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