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21st Century Tech Blog
AI
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Agriculture
How Artificial Intelligence Can Help Feed The World
lenrosen4
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January 15, 2025
Cities
LA Burning Is Hard To Ignore If You Cover Climate Change
lenrosen4
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January 14, 2025
Agriculture
Astroculture – There’s A Word I Had Never Heard Before When Talking About Growing Things
lenrosen4
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January 13, 2025
Curing Illness
It Is Hard To Ignore The Link Between White Rice and Type 2 Diabetes
lenrosen4
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December 29, 2024
Manufacturing
What’s Holding Back Aluminum Recycling?
lenrosen4
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December 28, 2024
Editor Picks
What Will the World Be Like in 2100 and Beyond?
lenrosen4
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November 26, 2023
1
Climate Change Science
Sustainable Coal is a Fiction Being Peddled by Coal Producers and Their Customers
lenrosen4
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November 25, 2023
0
Agriculture
The Biggest Impediment to Humans Going to Mars is Food Not Whether SpaceX’s Starship Can Fly
lenrosen4
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November 19, 2023
0
Agriculture
Where We Should Be Seeking Advice in a Hotter, Drier World
lenrosen4
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November 10, 2023
0
Material Science
New Aerogel Film Can Make Buildings Cooler
lenrosen4
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November 9, 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
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
Agriculture
The United States Faces a Growing Environmental Crisis Involving Water and Population
lenrosen4
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September 11, 2023
0
Construction
Buildings Produce 40% of Emissions Today – Lessons in Sustainable Building Practices
lenrosen4
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August 27, 2023
0
Material Science
Advancements in Material Science – A DNA Metamaterial, Desiccant Sucking HVAC, and Fungi-based Concrete
lenrosen4
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August 1, 2023
0
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How Artificial Intelligence Can Help Feed The World
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