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21st Century Tech Blog
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Editor Picks
What Will the World Be Like in 2100 and Beyond?
lenrosen4
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November 26, 2023
Agriculture
Solving The Intractable Human Problems That Persist in the 21st Century – Part 2: Food Security
lenrosen4
-
October 16, 2023
World Population
Climate Change Isn’t The Only Human-Generated Crisis Our Species Faces In The 21st Century
lenrosen4
-
July 26, 2023
Environment
Four Numbers That Should Serve as Wakeup Calls for All of Us
lenrosen4
-
November 17, 2022
Business/Government
The Four “Ps” Needed to Stop Global Warming
lenrosen4
-
May 23, 2022
MEDICAL
The Stark Reality of a Global Pandemic: The Official Numbers Don’t Tell the Entire Story
lenrosen4
-
January 21, 2022
0
Agriculture
Humanity’s Challenges and Breakthroughs in Science and Technology That May Help – Part 3
lenrosen4
-
October 4, 2021
0
MEDICAL
Spanish Flu Death Toll in the U.S. Now Surpassed by COVID-19 Fatalities
lenrosen4
-
September 21, 2021
0
MEDICAL
Selfishness is One Way to Describe the COVID-19 Booster Shot Campaign in Developed Countries
lenrosen4
-
August 5, 2021
0
Environment
Growing the Economy is a False Narrative in a Resource and Climate-Change Constrained World
lenrosen4
-
July 21, 2021
1
MEDICAL
COVID-19 Vaccine News Part 1: Meeting Global Demand
lenrosen4
-
June 15, 2021
0
Climate Change Science
What’s Happening in India Today is a Potential Forecast of Our Future
lenrosen4
-
May 29, 2020
0
Biomedicine
How Do You Measure Risk and Come Up With Policy That Works in the Age of Pandemic?
lenrosen4
-
May 22, 2020
0
Climate Change Science
In 2070 Many Parts of Our World Will be Too Hot for Humans States New Study
lenrosen4
-
May 5, 2020
0
Biomedicine
COVID-19 Gets Personal
lenrosen4
-
May 2, 2020
0
Biomedicine
Why Opening the Economy Before Mass Testing for COVID-19 is a Bad Idea
lenrosen4
-
April 19, 2020
0
Agriculture
Online Learning Gets Creative: Welcome to Kiva U
lenrosen4
-
April 17, 2020
0
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