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21st Century Tech Blog
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Climate Change Science
As The Trump Administration Defunds Science What Can Americans Do?
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June 12, 2025
Climate Change Science
Thermal Expansion Has Oceans Rising Imperilling Coastal Communities
lenrosen4
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June 7, 2025
Climate Change Science
Wildfires Driven By Climate Change Are A Rising Threat
lenrosen4
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May 31, 2025
Climate Change Science
Since 2009 The Pacific Nation of Solomon Islands Is Shrinking
lenrosen4
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March 28, 2025
Climate Change Science
A Practical Understanding Of Climate Change: Part 2
lenrosen4
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March 8, 2025
Climate Change Science
Headlines at 21st Century Technology for July 13, 2012
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July 13, 2012
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Agriculture
Headlines at 21st Century Tech for June 22, 2012
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June 22, 2012
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Agriculture
Rio+20: A Report Card On How We Are Doing So Far?
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June 21, 2012
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Climate Change Science
Climate Change Update: Where We Are Today with Carbon Capture Technology
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June 20, 2012
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Climate Change Science
Climate Science and Energy Update: 13 Actions Our Governments Must Take
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June 11, 2012
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Agriculture
Headlines at 21st Century Tech for June 8, 2012
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June 8, 2012
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Climate Change Science
Space and Climate Update: Forecasting a Crisis We Can Do Something About
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June 1, 2012
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Agriculture
Headlines at 21st Century Tech for June 1, 2012
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June 1, 2012
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Climate Change Science
Climate Change Update: CO2 Levels in the Arctic Have Reached 400 PPM
lenrosen4
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May 31, 2012
2
Climate Change Science
Inner Space: Part 1 – Oceans and Technology – A Quick History
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May 23, 2012
0
Climate Change Science
Energy Update: Are Wind Farms Contributing to Global Warming? – Sorting the Fact from the Fiction
lenrosen4
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May 9, 2012
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Cities
Urban Landscapes, Geoengineering and Energy Update: Things You Can Do with Paint
lenrosen4
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April 27, 2012
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