Facebook
Linkedin
Twitter
Sign in
Join
AI
Computers
Education
Energy/Industry
Environment
Medical
Politics
Space
Transportation
Sign in
Welcome!
Log into your account
your username
your password
Forgot your password?
Create an account
Sign up
Welcome!
Register for an account
your email
your username
A password will be e-mailed to you.
Password recovery
Recover your password
your email
Search
Sign in
Welcome! Log into your account
your username
your password
Forgot your password? Get help
Create an account
Create an account
Welcome! Register for an account
your email
your username
A password will be e-mailed to you.
Password recovery
Recover your password
your email
A password will be e-mailed to you.
21st Century Tech Blog
AI
Computers
Education
Energy/Industry
Environment
Medical
Politics
Space
Transportation
Home
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
-
July 31, 2023
Mining
The Reality Of Deep Sea Mining Is Getting Closer As Are The Consequences
lenrosen4
-
March 16, 2023
Mining
The Dream of Space Mining Remains Illusory at Present
lenrosen4
-
February 20, 2023
Climate Change Science
Trade Pacts and Reducing the Global Carbon Footprint – Compatible or Not?
lenrosen4
-
April 11, 2016
0
Biomedicine
Gizmos & Gadgets: Diabetics Get Finger Prick and Injection Reprieve
lenrosen4
-
March 22, 2016
2
Industrial Technology
If we are not going to burn coal is there another reason to mine it?
lenrosen4
-
February 14, 2016
0
Industrial Technology
Peter Diamandis Talks Diamonds
lenrosen4
-
November 17, 2015
1
Computers
Powerhive – A Company on a Mission to Bring Electricity to 1.3 Billion Who Don’t Have It
lenrosen4
-
May 26, 2015
0
Energy/Industry
Indonesia – The World’s 6th Largest GHG Emitter Faces Coal Energy Challenge
lenrosen4
-
March 1, 2015
1
Air Transport Technology
Chicago’s Museum of Science and Industry is All About the Past
lenrosen4
-
August 29, 2014
0
Environment
Mercury Levels in the Upper Ocean Tripled by Us
lenrosen4
-
August 14, 2014
0
Industrial Technology
U.S. Congress to Vet Bill Covering Asteroid Mining and Property Rights
lenrosen4
-
July 11, 2014
1
Electric Vehicles
The Infinium Phenomenon – A Start Up That Manufactures Rare Earth Metals
lenrosen4
-
June 12, 2014
0
Climate Change Science
Divestment in Unburnable Assets Begins at Stanford University
lenrosen4
-
May 8, 2014
0
Industrial Technology
Space Update: NASA Working on Robot to Mine Materials for Off-World Habitats
lenrosen4
-
March 29, 2014
0
1
2
3
4
5
Page 3 of 5
Most Read
Tolerance Is The Word As Agricultural Scientists Try To Combat Climate Change
November 22, 2024
Life On Mars – Present Today Or Only In The Past
November 21, 2024
Screens, Social Media And Mental Health: What Research Shows
November 20, 2024
The Fluoride Debate Will Be Front And Centre When Trump Becomes President Again
November 19, 2024
