Articles

Catch up on the latest expert post-carbon thinking with these articles by our Fellows and Advisors, published by Post Carbon Institute and other institutions.

Articles by William Ryerson


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Bill Ryerson: The Challenges Presented by Global Population Growth

Chris Martenson William Ryerson Jan 02, 2013   

The global population is more than 7 billion now and headed to 9 billion by 2050. If world population continues its exponential growth, when we will hit planetary carrying capacity limits with our key resources (or are we already exceeding them?) ... >>

At the Crossroads of Sustainability: A Conversation with Bill Ryerson

William Ryerson Jan 10, 2012   

By Michael Charles Tobias, Forbes [Extract]: Imagine a country like French Guiana or Vanuatu – with human populations of 225,000 to 235,000 – emerging, every day! That is the … >>

Seven Billion: What Does it Mean?

William Ryerson Nov 01, 2011   

[Excerpt]  On October 31st, the UN Population Division has predicted the planet will see its 7 billionth person. In advance of that event, UN Dispatch spoke to William Ryerson about what … >>

World population growth threatens future

William Ryerson Oct 27, 2011   

[Excerpt]: There are those who have a “not to worry” attitude about the Oct. 31 “Day of Seven Billion” — when demogra­phers believe Earth’s popu­lation … >>

9 Global Experts Steer the Gulf Oil Spill Conversation into Fresh Waters

David Fridley David Hughes Erika Allen Gloria Flora Stephanie Mills Tom Whipple Warren Karlenzig William Ryerson Zenobia Barlow May 20, 2010   2 comments

In an effort to broaden the conversation about the horrific Gulf Coast oil spill, nine Fellows of the Post Carbon Institute offer their perspectives on largely underreported aspects and outcomes … >>

Response to “Who’s to Blame for the Population Crisis?” in Mother Jones

William Ryerson May 13, 2010   16 comments

Congratulations to Mother Jones for dedicating the cover of their May/June 2010 issue to the population crisis. I have worked in the population field for four decades, and since joining the … >>