bigeye.zzz
太陽光発電に過度な期待は禁物。1平方メートルの太陽光のエネル ギーは1馬力。どんなに技術が進んで変換効率が100%になったとしてもそれは変わらない。ソーラーカーは実用にならない。山中俊治さんが「そんなことが できるぐらいなら植物はとっくに走り回ってる」と面白い表現をされている通り。
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