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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
lenrosen4
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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
lenrosen4
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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
Climate Change Science
Three “Ps” the World Needs to Master in the 21st Century – Part 3: Policy
lenrosen4
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August 31, 2016
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Climate Change Science
Three “Ps” the World Needs to Master in the 21st Century – Part 2: Politics
lenrosen4
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August 29, 2016
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Climate Change Science
3 “Ps” the World Needs to Master in the 21st Century – Part 1: Population
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August 28, 2016
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Agriculture
Gizmos & Gadgets: Evaptainers Keep Food Cool Without Electricity
lenrosen4
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August 26, 2016
1
Nations
NASA News: New Universal Docking Port Installed and Speculation to Sell the International Space Station
lenrosen4
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August 21, 2016
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Climate Change Science
What Happens When the Daily High Temperature Outside Exceeds 50 Celsius?
lenrosen4
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August 17, 2016
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Climate Change Science
Addressing Disruptive Change – Riding the Wave or Drowning Beneath It
lenrosen4
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August 9, 2016
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Education
Byproduct of 21st Century Technology – A Rising Class of Precarious Positioned People
lenrosen4
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August 7, 2016
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Nations
Moon Express Cleared for Lunar Mission to Begin Commercial Mining
lenrosen4
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August 4, 2016
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Environment
An Update to My Posting on Circular Economies and Sustainability
lenrosen4
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August 2, 2016
1
Computers
What Defines a Country in the 21st Century? In Estonia Not Its Boundaries
lenrosen4
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July 27, 2016
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Agriculture
Hot and Hotter are the Two States of Climate the World is Experiencing These Days
lenrosen4
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July 24, 2016
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Most Read
Governments Spending $7 Trillion Annually To Subsidize Fossil Fuels
November 15, 2024
Putting Fluoride In Community Water Supplies Is Being Questioned
November 13, 2024
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
