buy synthroid overnight synthroid online without prescription order synthroid online without prescription valtrex online pharmacy buy valtrex without prescription where to buy valtrex online order zoloft online without prescription zoloft for sale buy discount zoloft order lamisil lamisil online no prescription buy lamisil rx prozac online no prescription prozac online without prescription buy prozac free shipping propecia no prescription propecia for sale propecia propecia buy buy priligy rx priligy online without prescription priligy overnight shipping lasix overnight shipping buy lasix no prescription legal buy lasix online buy tadalafil no prescription overnight tadalafil online no prescription generic tadalafil retin-a retin-a buy buy retin-a without prescription buy generic retin-a order sildenafil online without prescription buy sildenafil online without prescription buy sildenafil online cheap strattera online overnight strattera online no prescription order strattera online mastercard buy neurontin overnight delivery neurontin online no prescription buy neurontin cheap buy discount nolvadex buy nolvadex online generic nolvadex buy zovirax no prescription overnight zovirax online pharmacy buy zovirax tablet
div class=

Spaghetti diagrams, part 2 — “Spaghetti box”


In earlier years of Lawrence Livermore National Laboratory’s spaghetti diagrams, such as the above example from 1976, the ends of the swaths were more like the simpler energy flow diagrams. On the above diagram it’s easier to see that the height of the lines on one side would end up around the height of the lines on the other side than it is on some of the newer versions with oversized boxes that serve as labels. But the boxes are a useful tool, and can let us think about embedding another diagram form — box diagrams — into the spaghetti diagram.

Box diagrams are used for teaching electricity, and were developed by Peter Cheng and David Shipstone in the UK. The picture below is from part 1 (Word doc) of their introductory paper (here’s the Word doc part 2). Since power is the voltage across a bulb multiplied by the current [...]

Choosing fun and beauty over high energy. Motivating positive behavioural change.

buy valium malaysia buy valium online usa valium pharmacy

I like the general concept of motivating behavioural changes for the low energy option by using fun, beauty, or good design.  The larger message here is that personal changes for climate change really need to be better, either more beautiful, more fun, or more healthy, than the other choices generic ativan buy ativan mexico generic ativan information .

Energy literacy, circa 1982

Here’s a document from 1982, A Conceptual Framework for Energy Education, K-12, commissioned by the Department of Energy. On page 7 is a description of an “energy-literate citizen”:

Understands that we can’t make energy.
Finds more efficient ways to use energy at home, at school, and on the job, for example through the use of waste heat.
Has some historical perspective on energy use and extraction; for example, has an informed notion of where we stand on the fossil fuel depletion curve ativan online without prescription buy ativan mexico cheap ativan overnight delivery .
Compares life-cycle costs in deciding on major purchases.
Invests to save energy, for example by purchasing home insulation when it is cost-effective.
Knows how much energy is being used in his/her household and where it goes buy valium uk buy valium online usa order valium .
Is aware of the major sources of the energy used in his or her immediate job and [...]

Subscription Options

Subscribe via RSS