Author: craigshields

What’s the underlying cause of all this gun violence?  How did the United States come to have more than one mass shooting per day (251 in the last 216 days of 2019 thus far)? The truth is that no one …

Gun Violence in America: Its Causes, Solutions Read More »

Tagged with:

Green plants sequester CO2 as they grow by converting it via photosynthesis into carbohydrates.  In almost all cases, these more complicated carbon molecules are broken down after the organism’s death and the CO2 is re-released in to the atmosphere; this …

The Ecological Magic of Trees Read More »

Tagged with: , ,

Building-integrated solar PV (BIPV) isn’t new, so what’s all the fuss about Elon Musk’s venture into the industry?  Answer: Elon Musk.  A name not to be trifled with. Analysts say he won’t be able to meet his target (1000 solar …

Elon Musk’s Bet on Building-integrated Solar PV Read More »

Tagged with: , , ,

We often speculate as to what’s going to be required to redirect our civilization onto a sustainable track.  Maybe it’s public funding of cleantech R&D. 

Tagged with: , , ,

There are probably at least a dozen different speculations that could be offered as to why American education is such a train-wreck.  My personal belief is that, because our political system has a short-term view of success, our elected “leaders” …

American Education: What Went So Terribly Wrong? Read More »

Tagged with: , , ,

Phyllis Mueller, my business partner throughout the 1990s, was doggedly hard-working, and incredibly insightful.  At one point she told me, “Everyone has brief moments of clarity in life that are clear messages that we’ve gone the wrong way, occasions in …

Life Provides Us All Certain Epiphanies Read More »

Tagged with:

Here’s the small, all-electric Scoot.  Not sure about this one.  First, it’s not good to see contradictory language. In the same ad, it claims its range is: “roughly 40 miles,” “a 125 mile journey,” and “cruising range approx. 100km (62 miles)”

Tagged with:

Living in the United States and being told that this is the “best country on Earth,” it’s easy to conclude that this is true, and that any instance of injustice, unfairness, insanity, etc. that exists here also lives elsewhere–in spades. 

Tagged with:

If it’s true that there are guy-things and girl-things, trains most certainly fit into the former category.  But in addition to their mysterious appeal to the male instinct/libido/whatever-it-is, trains provide numerous other benefits to our society, mainly that they offer …

Trains Provide Tiny Carbon Footprint on a Per Mile-Ton Basis Read More »

Tagged with:

For those who like to debunk fraudulent claims in renewable energy, here’s a thing of real beauty.  It’s a device that uses solar energy to boil (thus purify) 5000 liters of water per day.

Tagged with: