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21st Century Tech Blog
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Climate Change Science
Is Global Warming Causing Groundwater Sources To Shrink?
lenrosen4
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November 18, 2024
MEDICAL
Putting Fluoride In Community Water Supplies Is Being Questioned
lenrosen4
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November 13, 2024
Editor Picks
Once Again Global Action To Mitigate Climate Change Is At Risk
lenrosen4
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November 12, 2024
Environment
Carbon Capture News Bytes – Direct Air Capture, Cyanobacteria and Progress on the Pathways Alliance
lenrosen4
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October 30, 2024
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
On the Eve of COP28 There Are Lots of Alarm Bells About Climate Change Going Off with the Latest Rung by James Hansen
lenrosen4
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November 8, 2023
0
Environment
Pacific Island Nations Are Forcing the World to Redefine the Meaning of Country
lenrosen4
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November 4, 2023
1
Environment
Is Putting a Price on Carbon About to Die as the World is Distracted by Other Crises Other Than Climate Change?
lenrosen4
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November 2, 2023
0
Energy/Industry
How Much Carbon Needs to be Drawn Down to Keep the Thermostat from Rising Above 1.5 Celsius?
lenrosen4
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November 1, 2023
0
Energy/Industry
Why Waste Chicken Feathers Today When You Can Use Them to Make Diapers and Fuel Cells?
lenrosen4
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October 26, 2023
0
Cities
What Happens When Your City’s Water Supply is Compromised?
lenrosen4
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October 23, 2023
0
Climate Change Science
Humanity Should Be Proud in Reaching the 1.5 Celsius Atmospheric Temperature Rise Well Ahead of Climate Forecasts
lenrosen4
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October 22, 2023
0
Environment
The First Big Environmental Problem We Thought We Had Solved Has Come Back to Bite Us
lenrosen4
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October 20, 2023
0
Agriculture
Solving The Intractable Human Problems That Persist in the 21st Century – Part 2: Food Security
lenrosen4
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October 16, 2023
0
Environment
It is Raining Plastic as Human Consumption Catches up With the Environment and Us
lenrosen4
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October 12, 2023
0
Business/Government
The Annual Cost of Climate Change Has Averaged US $500 Billion Annually Since 2016
lenrosen4
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October 4, 2023
0
Environment
The Irrational Adoption of Disposable Items in the Name of Infection Prevention is Harmful, Unsustainable, and Unacceptable
lenrosen4
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October 3, 2023
0
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Is Global Warming Causing Groundwater Sources To Shrink?
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