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The Royal Society research article, The broiler chicken as a signal of human reconfigured biosphere by Carys E. Bennett et. el. (12/12/18) , provides the evidence of how human intervention has changed a species. Breeding by natural selection has been modified by human-directed selection. While the size of the domesticated …

The Pew article, A record number of women will be serving in the new Congress by Drew Desliver (12/18/18) provides an historical overview and the chart copied here of women in congress. When the 116th Congress convenes next month, women will make up nearly a quarter of its voting membership …

Thanks to all the visitors of sustainabilitymath.org.  Have a Happy New Year! In 2019 the goal is to continue to post sources of graph and data while adding some of our own interactive graphs to the site.

EPI puts forth its top twelve charts of 2018 in the post Top charts of 2018 Twelve charts that show how policy could reduce inequality—but is making it worse instead (12/20/2018). For example,  chart 10 (copied here) compares 11 economic and social indicators between white and African american families from …

The graph here is produced from data made available at the Conversation article ‘Tis the season for conception by Micaela Martinez and Kevin M. Bakker (12/19/18). Is there a pattern that is similar for both New York and Texas? It sure seems like it. It turns out reproduction is seasonal across all living …

In 2016 clinker contributed almost 2 billion tonnes of CO2, about 7% of the world total. What is clinker? The BBC article Climate change: The massive CO2 emitter you may not know about by Lucy Rodgers (12/17018) provides the answer. In short, clinker is the key ingredient in cement and the world …

In a follow up to our May 28, 2018 post, How old is Arctic Ice?, the Washington Post has an article, The Arctic Ocean has lost 95 percent of its oldest ice — a startling sign of what’s to come by  Chris Mooney (12/11/18). It notes: In 1985, the new NOAA report …

The country that emits the most CO2 depends on how it is measured. Our World in Data has a graph of annual share of CO2 emissions by country. By this measurement, a graph with the top 5 countries (China, U.S., India, Russia, & Germany) in 2016 was downloaded from Our …

The Nature article Nonlinear rise in Greenland runoff in response to post-industrial Arctic warming by Luke Trusel et. el. (12/5/18)  reports on Greenland ice sheet runoff.  Referring to fig 4a (copied here) in their paper We show that an exceptional rise in runoff has occurred over the last two decades, equating to …

NASA’s Earth Right Now blog post  Six trends to know about fire season in the western U.S. by Kasha Patel (12/5/18) provides these trends.  The first (see graph copied here from NASA RECOVER/Keith Weber), Over the past six decades, there has been a steady increase in the number of fires in …