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William Walker III's user avatar
William Walker III's user avatar
William Walker III's user avatar
William Walker III
  • Member for 2 years, 11 months
  • Last seen this week
  • Cambridge, MA, USA
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About

PhD Energy Policy Scholar (policy background, not an engineer), with a focus on sustainability/renewables, and thinking at the lifecycle/systems level.

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Top posts
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55
Why do Air Force planes regularly fly in circles?
Mar 21, 2022
32
Why was the second runway at Sea-Tac Airport built so close to the first?
Mar 18, 2022
20
Is there a minimum density a cloud must attain before it is, legally speaking, a cloud?
May 24, 2022
20
Do pilots ever talk directly to each other over radio?
Sep 29, 2022
17
Am I allowed to tell ATC "unable" if asked to climb to less than 12,500 ft without supplemental oxygen aboard?
Apr 5, 2022
16
Why would a NOTAM outage cause a nationwide ground stop?
Jan 11, 2023
13
Why is communication between ATC and airliners not also written?
May 19, 2022
13
Why do U.S. METARS give visibility in statute miles?
Feb 13, 2022
12
Why do Electric Aircraft Seem to Eschew Photovoltaics?
Jul 5
11
Where is the GA community at regarding fuel/engine types?
Aug 10, 2021
Top network posts
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159
Why does Joe Biden always tweet from @POTUS and not @JoeBiden?
108
Why does the amount of stimulus checks depend on each person's income, not assets?
108
How do the Republicans' recent laws make it harder for Democratic voters to vote?
92
Is there objective proof that recent bills (1st half of 2021) that restrict voting are targeting Democratic voters specifically?
68
Why do some (North Americans) consider Europe socialist?