Barry Benjamin Web site

As the world works to achieve the sustainable development goals, a recent UN report identifies six issues that challenge ambitious targets

Source: Six megatrends that could alter the course of sustainable development | Global Development Professionals Network | The Guardian

Facing History and Ourselves teaches us to think about the world in a new way, igniting an ongoing conversation about how we can build a society free of racism, anti semitism, bullying, and hatred of all kinds.

Source: 2017 Facing History Together Student Essay Contest – Facing History and Ourselves

Yes, the square knot is stronger than the “granny knot,” but why?

Source: This Is Why Your Shoelaces Are Always Untied – D-brief

Renewables were the biggest new source of electricity last year as the cost of building new wind and solar farms fell. Clean energy provided 55 percent of all new capacity added worldwide, the most ever, and total investment was about double the amount for generators driven by fossil fuels, according to a report published Thursday by UN Environment, the Frankfurt School-UNEP Collaborating Centre and Bloomberg New Energy Finance.

Source: Renewables Providing Most New Power, As Solar, Wind Costs Continue to Fall – Renewable Energy World

Network of radio observatories will attempt a first-ever glimpse at an event horizon.

Source: Event Horizon Telescope to try to capture images of elusive black hole edge | Science News

Last week, Stephen Hawking declared “there are no black holes.” What exactly that means has physicists scratching their heads. The problem is 40 years of paradoxes as scientists try to understand how black holes seem to break two rules of physics.

Source: What Hawking meant when he said ‘there are no black holes’ | PBS NewsHour

I offer this graphic as one of the simplest ways to communicate two things. 1) that current “global warming” was triggered by humans, and 2) that sea level is going to rise for a LONG time. Even though some people may avoid looking at any graph, this one is easily explained and quite compelling, bringing together …

Source: Single Image Proves Human-Caused Global Warming – John Englander – Sea Level Rise Expert

^bb #photo #wildlife #color #dessert http://ow.ly/Dles30aHcXm

^bb #justice #equality #women