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21st Century Tech Blog
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Industrial Technology
Mining
Mining
Mining
Ocean Floor Polymetallic Nodules Threatened By Deep Sea Miners Serve An Existential Purpose
lenrosen4
-
July 23, 2024
Climate Change Science
Sustainable Coal is a Fiction Being Peddled by Coal Producers and Their Customers
lenrosen4
-
November 25, 2023
Mining
On The Ocean Front Part 2: Our Pursuit Of A Low-Carbon Future May Have Destructive Consequences
lenrosen4
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July 31, 2023
Mining
The Reality Of Deep Sea Mining Is Getting Closer As Are The Consequences
lenrosen4
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March 16, 2023
Mining
The Dream of Space Mining Remains Illusory at Present
lenrosen4
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February 20, 2023
Climate Change Science
Trade Pacts and Reducing the Global Carbon Footprint – Compatible or Not?
lenrosen4
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April 11, 2016
0
Biomedicine
Gizmos & Gadgets: Diabetics Get Finger Prick and Injection Reprieve
lenrosen4
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March 22, 2016
2
Industrial Technology
If we are not going to burn coal is there another reason to mine it?
lenrosen4
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February 14, 2016
0
Industrial Technology
Peter Diamandis Talks Diamonds
lenrosen4
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November 17, 2015
1
Computers
Powerhive – A Company on a Mission to Bring Electricity to 1.3 Billion Who Don’t Have It
lenrosen4
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May 26, 2015
0
Energy/Industry
Indonesia – The World’s 6th Largest GHG Emitter Faces Coal Energy Challenge
lenrosen4
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March 1, 2015
1
Air Transport Technology
Chicago’s Museum of Science and Industry is All About the Past
lenrosen4
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August 29, 2014
0
Environment
Mercury Levels in the Upper Ocean Tripled by Us
lenrosen4
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August 14, 2014
0
Industrial Technology
U.S. Congress to Vet Bill Covering Asteroid Mining and Property Rights
lenrosen4
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July 11, 2014
1
Electric Vehicles
The Infinium Phenomenon – A Start Up That Manufactures Rare Earth Metals
lenrosen4
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June 12, 2014
0
Climate Change Science
Divestment in Unburnable Assets Begins at Stanford University
lenrosen4
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May 8, 2014
0
Industrial Technology
Space Update: NASA Working on Robot to Mine Materials for Off-World Habitats
lenrosen4
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March 29, 2014
0
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The Earth’s Rate of Warming in the 21st Century is 0.2 Celsius per Decade
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When Dealing With Climate Change Winning Slowly is the Same as Losing
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