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
Land Use
Cities
Cities
Cities
The Present And Future Internet of Things For Sustainable Construction
lenrosen4
-
September 5, 2024
Cities
Shock Therapy Proposed By Northwestern University To Shore Up Shorelines
lenrosen4
-
August 31, 2024
Cities
Toronto Could Use An Astra Bridge
lenrosen4
-
May 15, 2024
Cities
Building Net-Zero Urban Centres Not Easy as Evidenced by the Story of Masdar City
lenrosen4
-
December 6, 2023
Cities
What Happens When Your City’s Water Supply is Compromised?
lenrosen4
-
October 23, 2023
Cities
Why Indoor Air Quality Is a Global Health Concern
lenrosen4
-
January 26, 2022
0
Cities
City Air is Just as Dangerous to Your Health as it was 20 Years Ago States The Lancet
lenrosen4
-
January 15, 2022
1
Cities
New York City Makes Net-Zero Statement Banning Natural Gas Hookups for New Construction
lenrosen4
-
December 22, 2021
0
Cities
Planet Awash in Waste Needs to Adopt a Circular Economy Approach to Our Trash
lenrosen4
-
December 7, 2021
0
Cities
Superconducting Quantum Interference Used to Map the Abandoned Capital of the Mongol Empire
lenrosen4
-
November 18, 2021
0
Cities
Cities Are Where It’s At When It Comes to Fighting Climate Change
lenrosen4
-
October 16, 2021
0
Cities
An Airbag in a Backpack: As Cities Add Bike Lanes This Gadget May Prove to be a Lifesaver
lenrosen4
-
September 18, 2021
0
Artificial Intelligence
How Smart Cities Can Defend Against Pandemics
lenrosen4
-
June 11, 2020
0
Cities
Is the Growing Popularity of Home Security Systems Correlated to Falling Crime Rates?
lenrosen4
-
May 21, 2020
0
Artificial Intelligence
Gizmos & Gadgets: Boston Dynamics’ RoboDog Enforcing Social Distancing in Parks in Singapore
lenrosen4
-
May 11, 2020
0
Cities
Has COVID-19 Shown Us How Our Cities in the Future Will Operate?
lenrosen4
-
April 21, 2020
0
Cities
Will Work Ever Be the Same After This Pandemic Ends?
lenrosen4
-
April 15, 2020
0
1
2
3
...
22
Page 2 of 22
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
