PTJ07.S2.Q8 - Proponents of electronic car maintain that when...

Ashley2018-1

In the first sentence, does "abatement" mean "reduce" or "total elimination," like reducing to 0?

The critic uses the whole example with the rivers to conclude that using electric cars wouldn't necessarily result in total elimination of pollutants, but what if the rivers were dammed? Wouldn't that mean the proponents of the electric car can still be correct? Or would that be going beyond the stimulus?

Admin note: edited title; please use the format of "PT#.S#.Q# - [brief description]"
https://7sage.com/lsat_explanations/lsat-june-2007-section-2-question-08/

canihazJD

"Each of these three power sources produces considerable environmental damage," meaning dams, coal, and nuclear.