Is There Such a Thing as "Clean Diesel"?

Greening Up My Act

In our 50th (!!!) episode, Tiffany teaches Kat about the idea of "clean diesel" and how the U.S. government has been pushing it. Does it exist? Is it something you can use to live a more eco-friendly lifestyle? Or is it just a bunch of green hooey?
Sources

• EPA on NOx: https://www.epa.gov/no2-pollution/basic-information-about-no2
• US Department of Energy: https://www.fueleconomy.gov/feg/di_diesels.shtml
• Scientific American on “clean diesel”: https://www.scientificamerican.com/article/can-diesel-finally-come-clean/
• International Council on Clean Transportation: https://theicct.org/sites/default/files/Gas%20_v%20_Diesel_%20CO2_emissions_%20EN_%20Fact%20_Sheet%202019_05_07_0.pdf
• Performance results on ducted fuel injection: https://www.sae.org/publications/technical-papers/content/2021-01-0503/
• Impactful Ninja: Carbon footprint of biodiesel: https://impactful.ninja/the-carbon-footprint-of-biodiesel/
• Car Talk: https://www.cartalk.com/content/car-talks-guide-alternative-fuels-0

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Chapters

1. Is There Such a Thing as "Clean Diesel"? (00:00:00)

2. Intro (00:00:04)

3. It's our 50th episode!! (00:03:54)

4. Who are we? (00:05:45)

5. Sources (00:07:10)

6. What is diesel fuel? (00:09:01)

7. What eco-friendly claims is the U.S. government making about diesel? (00:13:06)

8. Do these claims hold up? (00:26:08)

9. Does the earth-friendly message need to come back to earth? (00:37:37)

10. TLDR/Granola Rating (00:40:43)

11. Next week: Bicycles (00:43:12)