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
Environment
Land Use
Land Use
MEDICAL
Putting Fluoride In Community Water Supplies Is Being Questioned
lenrosen4
-
November 13, 2024
Agriculture
Satellite Monitoring Revolutionizes 21st Century Agricultural Practices
lenrosen4
-
September 26, 2024
Cities
The Present And Future Internet of Things For Sustainable Construction
lenrosen4
-
September 5, 2024
Industrial Technology
Electrified Thermochemical Reactor Could Revolutionize and Decarbonize Heavy Industry
lenrosen4
-
September 4, 2024
Cities
Shock Therapy Proposed By Northwestern University To Shore Up Shorelines
lenrosen4
-
August 31, 2024
Agriculture
Combination of More Rain and Hotter Temperatures is Making Crops Like Corn Sweat
lenrosen4
-
August 30, 2024
0
Electric Vehicles
Chinese EVs Are A Climate Change Solution So Why Are The U.S., Canada And Europe Blocking Their Sale?
lenrosen4
-
August 28, 2024
0
Food
The Food Waste Path To Sustainability And Lower Carbon Emissions
lenrosen4
-
August 19, 2024
0
Material Science
Could Mycocrete Become A Building Material For Homes On Earth, The Moon, And Mars?
lenrosen4
-
July 29, 2024
0
Mining
Ocean Floor Polymetallic Nodules Threatened By Deep Sea Miners Serve An Existential Purpose
lenrosen4
-
July 23, 2024
0
Editor Picks
The 28th Edition of the UN’s World Population Prospects is Out
lenrosen4
-
July 18, 2024
1
Environment
The Growing Problem of Forever Chemicals in Our Air, Water, and Soil
lenrosen4
-
June 9, 2024
0
Agriculture
Conversations About AI: A Game Changer for Agriculture
lenrosen4
-
June 3, 2024
0
Environment
Climate Change, New Diseases and Economic Disparity are a Lethal Combo
lenrosen4
-
May 30, 2024
0
Construction
Mycelium May Be The Next Big Technology Thing
lenrosen4
-
May 27, 2024
1
Environment
Shrinking Fish Size A Sign Of A Stressed Environment
lenrosen4
-
May 20, 2024
0
Cities
Toronto Could Use An Astra Bridge
lenrosen4
-
May 15, 2024
0
1
2
3
...
95
Page 1 of 95
Most Read
Governments Spending $7 Trillion Annually To Subsidize Fossil Fuels
November 15, 2024
Putting Fluoride In Community Water Supplies Is Being Questioned
November 13, 2024
Once Again Global Action To Mitigate Climate Change Is At Risk
November 12, 2024
Canada Celebrates The End Of War Each November 11th
November 11, 2024
