There are many ideas being promoted to clean up the plastic and other garbage from our oceans, but here’s one I hadn’t come across until now. Each could be powered by a piece of solar PV, and could be set …
Category: Renewables – Science
Happy 137th Birthday: Albert Einstein
“The ideals which have lighted my way, and time after time have given me new courage to face life cheerfully, have been Kindness, Beauty, and Truth.” -Albert Einstein, physicist, Nobel laureate (14 Mar 1879-1955) Sure, Einstein will always be most …
Those Pesky Laws of Physics
Here’s a little discussion on Facebook, based on this video: A lady writes: Cool idea to put the kids to work…. now we just need a storage battery!
Charles Darwin’s Legacy
It’s the birthday of Charles Darwin, whose discovery of biological evolution ranks in the top couple of moments in human history when a longstanding paradigm was turned on its head. Thus perhaps it’s a good moment to speculate: which one’s …
From Guest Blogger Daniel Rogers: The Truth About Renewable Energy Resources
People like to think of renewable energy as something new that needs to fight for its place in human society. That is nonsense. One of the oldest examples of implementing renewable energy can be traced all the way back to …
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Beavers and CO2 Sequestration
Those of us who watch an occasional “Nova” broadcast on PBS understand that beavers have a salubrious effect on any environment they inhabit. One of the many reasons this is true is that the activities of beavers, i.e., building dams, …
Fuel Cells that Operate at Lower Temperatures
2GreenEnergy supporter Gary Tulie of Buckinghamshire, England (pictured) writes: Ceres Power is a UK company developing mains gas fuel cells using ceramic coated steel. The fuel cells use readily available low cost materials and processes and operate at lower temperatures than …
Future Earth
Here’s an article that points to exactly where we’re going as a civilization, or at least, where we need to go. The author’s “Future Earth” program is one that considers Earth science from a holistic perspective. From the article:
Geoengineering with Calcium Oxide
Here’s a discussion about a senior scientist’s attempt to deal with rising CO2 levels as they pertain to ocean acidification. He favors seeding the seas with lime (calcium oxide, from limestone, pictured left), and explains why basalt (which is super-abundant) isn’t …
Periodic Table Provides Interesting, Though Grim Reminders
It’s the birthday of the man who created the Periodic Table of Elements – Russian chemist Dmitri Mendeleev. A couple of things bear mentioning here. • There is nothing in the visible universe that isn’t some combination of items on that chart …
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