Agree that most tornadoes have been lower category-rated ones. The last EF5-rated tornado was on May 20,2013. That the longest gap (>11 years)...
This severe weather season has been very active, and well above the average number of tornadoes to date: [IMG] Still well below 2011 however.
Hi Wayne, Have you ever heard of Prometheus Fuels (https://www.prometheusfuels.com/)? They are expecting to be able to produce synthetic...
Sounds like the "TerraStar" process is most promising since "...by-products of fuel production are carbon-rich solids that sequester carbon when...
This is why feedstocks other than vegetable oils need to be considered. There are several production facilities planned, or are currently...
At least five independent studies conducted during the coronavirus lockdown in 2020 documented that ambient NO2 levels decreased significantly (as...
Hi Wayne, Actually, the VMT appear reasonably consistent with EPA data. According to EPA, 3.2 trillion miles were accumulated by passenger cars...
Hi Wayne, Are those annual data? I use the EIA website at https://www.eia.gov/dnav/pet/pet_cons_wpsup_k_4.htm as a source of consumption of...
Depends on what classification the trucks are under. The 3/4-ton and one-ton pickup trucks (e.g., Ram 2500/3500) do have a different set of...
I'm not sure how reliable those pre-1950 measurements are. I assume they're official readings, although I'm not sure. It should be kept in mind...
50 inches is of course a very extreme event. The track of "Harvey" was very unusual. However, according to "Weather Underground" (...
I was an operational meteorologist at the Brownsville office of the National Weather Service (BRO) in August of 1999 in a somewhat similar...
EPA Tier 2 Bin 5 NOx limit is 0.07 grams/mile. Euro 6 limit is 0.08 g/km or about 0.13 grams/mile. EPA Tier 3 regulations, which are currently...
Thank you for your response. The main reason I was surprised by the difference in highway mileage between the manual and auto is that the gas...
Wayne, Does it seem odd to you that the auto 9-speed "only" gets 47 mpg highway? Autos now seem to get as good, if not better, than the manuals...
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