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21st Century Tech Blog
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The Global Economy Will Be 31% Poorer By 2100 Because Of Climate Change
lenrosen4
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May 18, 2024
Society
What Happens to The Digital Me After I Die?
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May 12, 2024
Environment
Need Help In Decarbonizing On A Personal Level? Read This
lenrosen4
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May 4, 2024
Business/Government
Explain to Me Why Space Agencies Keep Building Non-Reusable Rocket Technology
lenrosen4
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April 30, 2024
Business/Government
Global Warming Is Coming For Our Homes
lenrosen4
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April 27, 2024
Nations
Society and Politics in 2100 – Part 3: Democracy, Nations, and Technology
lenrosen4
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April 10, 2013
3
Nations
Mobile Phones Spawn a Revolution in Entrepreneurship in East Africa
lenrosen4
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March 7, 2013
0
Agriculture
Environment Update: Nitrogen Pollution as Problematic as CO2
lenrosen4
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March 4, 2013
0
Climate Change Science
Energy and the Environment: When Will We See Humans on Both Sides of the Divide Have a Meeting of Minds?
lenrosen4
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February 28, 2013
1
Nations
Society and Politics in 2100 – Part 2: Universal Connectivity Equals Direct Democracy
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February 27, 2013
2
Energy Conservation Technology
Environment Update: One More Sequestration Project Bites the Dust in Alberta
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February 26, 2013
0
Cities
Society and Politics in 2100 – Part 1: Speculations on a Very Different World
lenrosen4
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February 24, 2013
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Climate Change Science
The GOP Chose an Ostrich to Respond to The State of the Union Speech
lenrosen4
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February 15, 2013
0
Biomedicine
Headlines at 21st Century Tech for February 15, 2013
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February 15, 2013
0
Nations
Sex Ratio Imbalances and Society – How Marriageable-Aged Women and Men Shape Culture and Politics
lenrosen4
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January 16, 2013
0
Curing Illness
Crowdsourcing, Crowdfunding, X Prizes – 7 Billion Minds Put to Work
lenrosen4
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January 14, 2013
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Gadgets
Gizmos & Gadgets: A Robot Called the SandFlea
lenrosen4
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December 19, 2012
1
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