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21st Century Tech Blog
Science, Technology and the Future
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Energy/Industry
Perovskite Photovoltaics Leaving Silicon In The Dust
lenrosen4
-
May 30, 2025
Energy/Industry
Perovskite Solar: The Technology That’s Changing How We Power Small Devices
lenrosen4
-
May 28, 2025
Renewable
Solar Energy Technology Is Going “Perovskite”
lenrosen4
-
January 18, 2025
Solar Energy
A New Look At The Viability Of Solar Roads
lenrosen4
-
November 4, 2024
Energy/Industry
Solar Energy is Popping Up in Some Very Unusual Places
lenrosen4
-
April 17, 2024
Climate Change Science
What Do Governments Have to Do to Create Low-Carbon Economies?
lenrosen4
-
June 26, 2015
0
Energy/Industry
Gizmos & Gadgets: Wind Turbines Get Some New Wrinkles
lenrosen4
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June 13, 2015
0
Climate Change Science
Canada on Carbon Caught “Between a Rock and a Hard Place”
lenrosen4
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June 12, 2015
0
Climate Change Science
Carbon Pledge at G7 Meeting Not Worth Anything
lenrosen4
-
June 10, 2015
0
Climate Change Science
Three Energy Stories That Emerged in the Last Week
lenrosen4
-
May 27, 2015
1
Agriculture
The Divestment Movement – A Good or Bad Thing
lenrosen4
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May 24, 2015
0
Energy/Industry
California a Model for the Low Carbon Transition
lenrosen4
-
May 22, 2015
0
Energy/Industry
Tesla Home Battery is Not Anything Like What the Leaks Said
lenrosen4
-
May 1, 2015
4
Energy/Industry
The Rise of Community Solar
lenrosen4
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April 30, 2015
0
Energy/Industry
Tesla’s Home Battery About to Become a Reality
lenrosen4
-
April 28, 2015
0
Climate Change Science
Investor Groups Push BP and Shell to Disclose Business Cost of Climate Change
lenrosen4
-
April 12, 2015
0
Electric Vehicles
Gizmos & Gadgets: New Aluminum Battery Shows Disruptive Promise
lenrosen4
-
April 8, 2015
0
1
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