MLS_Analyst t1_jan8ur3 wrote
Toss in advanced geothermal and the land usage drops even more, as will the costs:
SandAndAlum t1_japlk2i wrote
We don't need scifi. Current tech is enough.
Scifi would be cool though.
Also 30TW of thermal generation is borderline in terms of sustainable waste heat levels.
dbx999 t1_jaq3pzf wrote
The switch from incandescent bulbs to LED/CFL bulbs also cut a great deal of energy needs. 60W down to 8-12W per bulb
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