2
votes
Accepted
Is the metal use per person rising?
Metal production compared to population
Our World in Data provides statistics on global annual primary production of metals:
They also provide population data over the same time period. If we ...
- 11.8k
2
votes
Accepted
How does the EPA estimate annual power consumption for refrigerators?
10 CFR 430.32 - Energy and water conservation standards and their effective dates is the U.S. government standard defining (among other things) how energy consumption of refrigerators is to be tested. ...
- 11.8k
1
vote
Costs of transportation
You might be able to use some of the data from https://en.wikipedia.org/wiki/Energy_efficiency_in_transport — which includes figures for typical per-passenger efficiency, but not for freight. There ...
- 172
Only top scored, non community-wiki answers of a minimum length are eligible