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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
Education
Seldom Has Politics Superseded the Pursuit of Scientific Discovery and Sharing
lenrosen4
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March 6, 2022
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Nations
The Future of Cooperation in Space May Permanently Alter Because of Russia’s Invasion of Ukraine
lenrosen4
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February 25, 2022
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Military
As a Former History Major It is Hard Not to Comment on the Growing Threat of Another European War
lenrosen4
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February 22, 2022
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Business/Government
What COP26 Didn’t Do Is Worrisome For Youth and Future Generations
lenrosen4
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November 17, 2021
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Environment
Island Nations’ Summit is About to Commence This Week with a Focus on Climate, Sea Level Rise, and a Sustainable Future
lenrosen4
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September 2, 2021
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Nations
July in North America This Year is Turning Out to be Less a Celebration of Nationhood and More a Vigil
lenrosen4
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July 1, 2021
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Business/Government
Sea Change in the White House May Change for the Good Our Atmosphere and Seas
lenrosen4
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January 30, 2021
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Nations
Federalism Celebrated in Canada and the U.S. This Week – Is There a Future for This Form of Government in the 21st Century?
lenrosen4
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July 2, 2020
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Biomedicine
In Battling the Coronavirus Pandemic There Are Winning and Losing National Strategies
lenrosen4
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June 12, 2020
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Agriculture
Water Wars are in Humanity’s Future if Not in the Present
lenrosen4
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June 5, 2020
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Military
Trump Administration Contemplates a Nevada Nuclear Bomb Test
lenrosen4
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June 4, 2020
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Energy/Industry
Is This the Year of Hydrogen?
lenrosen4
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June 3, 2020
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