Vladivostok.
Eastern Institute of Marine Technology.
Solar panels on the roof of the Institute (five-story building).
Lab experts alternative energy on the roof.
A. Kovalev, a member of the Far Eastern Institute of Marine Technology,
the simplicity of technology (synchronous).
Astrakhan region.
Wind machine, large.
Wind unit runs on the bank.
Solar panel on the roof.
Calendar: 1990s
Locations: Vladivostok, Astrakhan region