Community participant predictions

Somerville annexes Porter Square, to help Cambridge stay afloat. The parking lot of Porter Square shopping center will have a green roof installed above it which becomes a community garden. People will grow their own fruits and veggies and have a barter-driven farmers' market on Saturdays.
(source: Adam Olenn. To see all of his predictions, click here.)

(image source: modified from a map from the US Census Bureau)

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All cars are banned and Somerville becomes a walk/bike only town.
(source: Lauren Schumacher. To see all of her predictions, click here.)

(image source: Carfree.com)

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The Urban Ring line opens.
(source: Andrew Lynch. To see all of his predictions, click here.)

(image source: Andrew Lynch. Click here to see the full map)

Other predictions

The search for meaningful lives comes to the foreground. Traditional families shrunk in size, people lived longer. Sustainable diets. Art of living replaces materialism. Proliferation of VBOs (value-based organizations), based on desire to be responsible for one's actions. Monitoring of corporate behavior, quality of workers' lives and wages.
(source: Tellus Institute," The great transition")

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25 percent of U.S. electricity comes from renewables
(source: Schirber, "Power of the future: a timeline to energy independence" in LiveScience)

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US is considered best investment place worldwide until 2025. China is 2nd-ranking economic power worldwide; by 2040, it will surpasses US in GDP. India surpasses China in population. City dwellers people will live more than 25 miles from downtown worldwide. More than 10m Americans will be over 85. Half the world will suffer lack of enough drinking water
(source: Attali, "A brief history of the future: a brave and controversial look at the twenty-first century")