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
The Reality of Climate Change is Hitting Home With the Latest Headlines
lenrosen4
-
June 8, 2023
0
Cities
It Is Hard To Ignore Climate Change As A Wildfire Haze Blankets The Local Environment
lenrosen4
-
June 7, 2023
0
Cities
Can Legacy Buildings Contribute to Climate Change Mitigation?
lenrosen4
-
March 13, 2023
0
Cities
Population Growth, Urban Intensification, Mice and Rat Studies, Human Mental Health and the Climate
lenrosen4
-
November 29, 2022
0
Cities
The Incapable State Could Describe The Entire World in the Fight to Stop Global Warming
lenrosen4
-
November 10, 2022
0
Cities
How Coating Cities in White and Blue Paint Can Lower Global Temperatures
lenrosen4
-
August 19, 2022
3
Agriculture
Southern California and Climate Change – It’s Just Going to Keep Getting Drier
lenrosen4
-
June 5, 2022
1
Cities
Oceanix Busan in South Korea Could Be The World’s First Floating City
lenrosen4
-
June 1, 2022
0
Cities
Imaging Technology Reveals Ancient Civilization in Amazonia
lenrosen4
-
May 26, 2022
0
Cities
Conservation of Energy Should Be Front and Centre in Combatting Climate Change
lenrosen4
-
April 30, 2022
0
Artificial Intelligence
Conversations Among Autonomous Vehicle Designers and Those Building Road Infrastructure Are Yielding Interesting Results
lenrosen4
-
March 25, 2022
0
Cities
New York City Pursues Net-Zero in the Borough of Queens
lenrosen4
-
March 5, 2022
0
1
2
3
...
22
Page 1 of 22
Most Read
Latest NASA Moon to Mars Planning Document Heavy on the Details with the Exception of Food
December 15, 2024
A New Clue To How Life First Emerged On Earth
December 14, 2024
COVID-19 News: A Nasal Spray Nano-Vaccine and New Long-COVID Research
December 12, 2024
Climate Change, RFK Jr., Agriculture and Food Security
December 11, 2024