Populations of early human settlers grew like an invasive species, Stanford researchers find – ‘Unchecked growth is not a universal hallmark of our history, but a very recent development’

By Rob Jordan5 April 2016 (Stanford Report) – Bustling cities, sprawling suburbs and blossoming agricultural regions might seem strong evidence that people have always dominated the environment. A Stanford study of South America’s colonization shows that human populations did not always grow unchecked, but were at one time limited by local resources – just like […]

Graph of the Day: Global biocapacity per capita, 1961-2012

By Jim Galasyn27 March 2016 (Desdemona Despair) – The Global Footprint Network has published their latest ecological footprint analysis for the world and for individual nations. Not surprisingly, the ecological footprint of human civilization continues to rise at a steady rate of about 235 million global hectares per year. Over the period from 1961 to […]

Study: World unlikely to hold global temperature below 2°C goal – ‘The numbers you start dealing with become so large that they are difficult to comprehend’

GALVESTON, 23 March 2016 (Texas A&M Today) – Last December, officials representing more than 190 countries met in Paris to participate in the United Nations Climate Change Conference. The historic outcome from that conference was the “Paris Agreement” in which each country agreed to reduce greenhouse gas emissions in order to limit global warming to […]

The world has a problem: Too many young people

By Somini Sengupta5 March 2016 (The New York Times) – At no point in recorded history has our world been so demographically lopsided, with old people concentrated in rich countries and the young in not-so-rich countries. Much has been made of the challenges of aging societies. But it’s the youth bulge that stands to put […]

‘Where Have All the Animals Gone?’ – A journey through Africa and Asia – ‘It’s not the end of the world. It is the end of the wild.’

By Shreya Dasgupta 8 February 2016 (mongabay.com) – In Where Have All the Animals Gone?: My Travels with Karl Ammann, author and natural historian Dale Peterson recounts his adventures with Karl Ammann, an eccentric award-winning wildlife photographer, as they travel across several countries in Africa and Asia. Peterson’s book is a witty, humorous, and sometimes […]

Four billion people face severe water scarcity, new research finds – ‘The results imply the global water situation is much worse than suggested by previous studies’

By Damian Carrington  12 February 2016 (Guardian) – At least two-thirds of the global population, over 4 billion people, live with severe water scarcity for at least one month every year, according to a major new analysis. The revelation shows water shortages, one of the most dangerous challenges the world faces, is far worse previously […]

Video: How the world went from 170 million people to 7.3 billion, in one map

By German Lopez30 January 2016 (Vox) – Humanity has conquered the world. It’s hard to appreciate what that means, but the video above, by WorldPopulationHistory.org, shows just how incredible the growth and expansion of humanity has been over the past 2,000 years. Here are some of the notable moments in the video: The map begins […]

A megacity without water: São Paulo’s drought

By Jon Gerberg13 October 2015 (TIME) – The biggest city in the Western hemisphere is facing its greatest water crisis in over 80 years — and climate change is only part of the problem. Millions of residents in São Paulo, Brazil face daily water shutoffs unless the city manages its water better. It is not […]

The Bill Gates message on global warming needs debugging

Guest post by Richard Pauli24 October 2015 (Desdemona Despair) – Bill Gates has a new interview on the web site of The Atlantic magazine. Many will read it because it’s Bill Gates, but I suspect he positioned himself there because of public pressure to take a stand on global warming. Bill Gates now faces growing […]

Image of the Day: Satellite view of the growth of Manila, 1988-2014

31 January 1988   7 February 2014 By Adam Voiland14 October 2015 (NASA) – White-flowered mangroves—nila in Tagalog—once crowded the shores of the Pasig River, a tidal waterway in the Philippines that connects Laguna de Bay with the South China Sea. The flowers were so numerous that the settlement at the western end of the […]

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