Mr. sikorsky lives and works in washington, d.c. if he wants to conserve as much fossil fuel as possible ,how should he travel to and from to work each day

walk

Explanation: if Mr Sikorsky is able to walk to work then that's the best way but if he is not able to walk he should ride a bike down to work. Hope this helped x

  b.

there are isolated pockets of farming, generally around rivers and oases, which are used for irrigation.

it all depends on how long the hours are. i think they wouldn't approve of it. in my opinion.