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21st Century Tech Blog
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Energy/Industry
Energy/Industry
Articles on energy
Energy/Industry
Two Energy Stories To Start 2025
lenrosen4
-
January 1, 2025
Finance
The Current State of Fossil Fuel Companies And Their Climate Change Enablers
lenrosen4
-
December 24, 2024
Energy/Industry
Battery News: A Proton Battery And A Battery for Mars
lenrosen4
-
December 23, 2024
Environment
Nine Billion Tons of Plastic Since 1960 – UN Our Environmental Nightmare
lenrosen4
-
December 5, 2024
Energy/Industry
Governments Spending $7 Trillion Annually To Subsidize Fossil Fuels
lenrosen4
-
November 15, 2024
Energy/Industry
My Post Yesterday on Cold Fusion Produces a Plethora of Opinions
lenrosen4
-
July 17, 2013
11
Energy/Industry
Energy Update: Speculation on the Cold Fusion Front
lenrosen4
-
July 16, 2013
40
Automobiles
Transportation and Energy Update: Fuel Cell Cars Looking Even More Likely
lenrosen4
-
July 11, 2013
0
Cities
Floods in Toronto, Floods in Calgary, Train Derailment in Quebec – How are they Related?
lenrosen4
-
July 10, 2013
0
Cities
As a Retiree Living Off Investment Income What Should Be My Take On Energy Stocks? – Part 2
lenrosen4
-
July 9, 2013
1
Energy/Industry
Energy Update: Desertec Foundation Walks Away from Solar and Wind Project Consortium
lenrosen4
-
July 8, 2013
0
Energy/Industry
Gizmos & Gadgets: Mirrored Ducts Bring Light Into Buildings
lenrosen4
-
July 6, 2013
0
Climate Change Science
As a Retiree Living Off Investment Income What Should Be My Take on Energy Stocks?
lenrosen4
-
July 3, 2013
3
Energy/Industry
Energy Update: Renewables to Surpass Natural Gas by 2016 But Coal Continues to Grow
lenrosen4
-
July 2, 2013
0
Agriculture
Headlines at 21st Century Tech for June 28, 2013
lenrosen4
-
June 28, 2013
0
Climate Change Science
Climate Change – A President Gets Serious About Carbon
lenrosen4
-
June 26, 2013
0
Energy/Industry
Energy Update: CPV stands for Concentrated Photovoltaic
lenrosen4
-
June 25, 2013
1
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