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21st Century Tech Blog
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Climate Change Science
With COP 29 In Two Weeks A Reminder To Delegates – We Are On Pace For A 3.1 Celsius Rise In Atmospheric Temperatures
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October 27, 2024
Climate Change Science
Italian-Swiss Border Change is the First of Many Geopolitical Adjustments Expected in the 21st Century
lenrosen4
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October 7, 2024
Editor Picks
A National Day of Truth and Reconciliation Brings Back Memories
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October 2, 2024
Military
Was Carl von Clausewitz Right Describing War as a Form of Policy?
lenrosen4
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April 13, 2024
Environment
Pacific Island Nations Are Forcing the World to Redefine the Meaning of Country
lenrosen4
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November 4, 2023
Biomedicine
Another Reason to Think the Doomsday Clock is Moving Closer to the Stroke of Midnight
lenrosen4
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January 10, 2018
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Nations
Re-usability Rocket Bug Infects European Space Programs
lenrosen4
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January 9, 2018
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Military
Did the Doomsday Clock Move Closer to Midnight with the CDC Planning and Preparing for Nuclear War?
lenrosen4
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January 8, 2018
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Climate Change Science
Canada Takes Baby Steps Towards a Low Carbon Future
lenrosen4
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December 24, 2017
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Cities
Mass Urbanization by 2050 is a Certainty
lenrosen4
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December 18, 2017
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Climate Change Science
Carbon Emission Reduction Strategies Need New Tools and Technologies But Where Are They?
lenrosen4
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December 17, 2017
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Industrial Technology
NASA Invites Partners to Develop Technology to Make Us Earth Independent in Space
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December 9, 2017
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Cities
Moody’s Warns U.S. Coastal States and Cities to Address Climate Change or Lose Their Credit Ratings
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November 30, 2017
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Artificial Intelligence
UBER Buys In To Driverless On-Demand Services
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November 24, 2017
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Energy/Industry
“Clean Coal” Part of U.S. COP23 Presentation Has Proven a Bust
lenrosen4
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November 13, 2017
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Computers
Blockchain Finds New Purpose with Pot, Energy, and Syrian Refugees
lenrosen4
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November 12, 2017
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Electric Vehicles
Car-Charging Network Planned for European Highways
lenrosen4
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November 10, 2017
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Once Again Global Action To Mitigate Climate Change Is At Risk
November 12, 2024
Canada Celebrates The End Of War Each November 11th
November 11, 2024
