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Thank you for the info. As someone who has fully recovered from COVID-19 (infected in August), I'm not sure if I will need to be vaccinated...
Well, I tested positive for COVID-19, and did everything I could to have avoided it. I'm >65, and was concerned about how I would respond if...
The SST cooling in the equatorial Pacific is becoming quite impressive [IMG]
According to the radar image, the radar at that time was in "vcp215." More on vcp modes is available at NWS JetStream MAX - Doppler Radar Volume...
Agree. According to https://uk-air.defra.gov.uk/assets/documents/reports/cat09/1907101151_20190709_Non_Exhaust_Emissions_typeset_Final.pdf ,...
Here is another look at PN emissions: https://nanoparticles.ch/archive/2019_Czerwinski_PR.pdf
Yes, most of those show high PN emissions @cold start or off-cycle ambient conditions. However, the firsts reference ( Real driving particle...
Yes, here are a few studies regarding PM/PN emissions from PFI engines: Real driving particle number (PN) emissions from China-6 compliant PFI...
Yes. Source-apportionment studies have shown that diesel particulate matter is a relatively minor contributor to ambient PM2.5 in spite of the...
Here are graphics from a CARB report ("California’s Informal Participation In The Particle Measurement Programme (Pmp) Light Duty Inter-Laboratory...
Yes, gasoline engine particles typically are finer. The explanation I've heard though is that diesel engines generally have higher engine-out PM...
Apparently, GPFs are not as efficient as DPF in removing exhaust particles, yet anyway - http://nanoparticles.ch/archive/2019_Czerwinski_PR.pdf
According to Argonne National Laboratory's GREET model ( https://greet.es.anl.gov/ ), the default BEV passenger car (long range) charged with 100%...
That's true whether new diesels are completely banned or not. You can't unring that bell unless they have some buy-back program, and that would...
The most recent ADAC test results showed that all 13 Euro 6d-temp diesels that were tested produced NOx emissions below the regulated limit in RDE...
Bob - here are a few more recent EEA reports that do address non-GHG emissions: "Air quality in Europe — 2018 report," EEA Report No 12/2018,...
Bob, the title of the EEA report is "Monitoring CO2 emissions from new passenger cars and vans in 2017, EEA Report No 15/2018 - Monitoring CO2...
Primary criteria pollutant emissions from diesels have been mostly taken care of. - 100% of 270 European diesel passenger vehicles type-approved...
I have never been to London, so I can't speak from personal experience. Clean Air for London is an environmental activist group, so I doubt it...
There was a study published in 2015 that measured pollutants around London from January 2011 - January 2013 (Bohnenstengel et al. “Meteorology,...
