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21st Century Tech Blog
Science, Technology and the Future
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Urban Management In The 21st Century Requires “Smart City” Solutions
lenrosen4
-
April 9, 2025
Artificial Intelligence
How Smart Cities Can Defend Against Pandemics
lenrosen4
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June 11, 2020
Cities
Has COVID-19 Shown Us How Our Cities in the Future Will Operate?
lenrosen4
-
April 21, 2020
Cities
Reality Starting to “Sink In” for Oceanfront Cities, Towns, But Not Necessarily Property Owners
lenrosen4
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April 14, 2020
Artificial Intelligence
BrainBox AI Uses Deep Learning to Reduce the Carbon Footprint of All Types of Buildings
lenrosen4
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March 6, 2020
Cities
China Experiments with Smart Cities
lenrosen4
-
November 29, 2014
0
Biomass
Gizmos & Gadgets: Architecture Firm Comes Up with Novel Carbon Sequestration Idea
lenrosen4
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November 5, 2014
0
Cities
What Will New Homes Be Like in the Near Future?
lenrosen4
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October 22, 2014
0
Cities
Climate Skeptics Point to World Population as the Real Problem
lenrosen4
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September 22, 2014
6
Agriculture
Every Government Official Should Read This – Choosing Between Economic Growth and Fighting Climate Change is No Longer An Issue
lenrosen4
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September 16, 2014
0
Agriculture
An Explosion of New Roads for the 21st Century
lenrosen4
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September 15, 2014
0
Cities
Ebola Continues its Deadly March Through West Africa
lenrosen4
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September 12, 2014
0
Air Transport Technology
Chicago’s Museum of Science and Industry is All About the Past
lenrosen4
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August 29, 2014
0
Cities
China to Build Kilometer High Sustainable Tower
lenrosen4
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July 4, 2014
0
Agriculture
Freshwater Scarcity May Be Our First Climate Change Adaptability Challenge
lenrosen4
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July 2, 2014
2
Agriculture
I Was Asked to Contribute an Abstract to an Upcoming Conference On Vertical Farming and its Future
lenrosen4
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May 29, 2014
0
Cities
Would Zoning the Ocean Save it?
lenrosen4
-
April 26, 2014
0
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