From left in the background: Viktor Sadovnichy, Rector of the Lomonosov Moscow State University, and Sergei Donskoi, Russian Minister of Natural Resources and Environment, are seen here at Moscow State University during a nation-wide school lesson on environment.

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Students seen here at Moscow State University during a nation-wide school lesson on environment.

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Students seen here at Moscow State University during a nation-wide school lesson on environment.

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Students seen here at Moscow State University during a nation-wide school lesson on environment.

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Viktor Sadovnichy, Rector of the Lomonosov Moscow State University, seen here at Moscow State University during a nation-wide school lesson on environment.

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Viktor Sadovnichy, Rector of the Lomonosov Moscow State University, is seen here at Moscow State University during a nation-wide school lesson on environment.

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Sergei Donskoi, Russian Minister of Natural Resources and Environment, is seen here at Moscow State University during a nation-wide school lesson on environment.

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Cosmonaut Sergey Ryazansky of the Roskomos Space Agency, a graduate of Biology Department at the Moscow State University, is seen here at Moscow State University during a nation-wide school lesson on environment.

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From left: Viktor Sadovnichy, Rector of the Lomonosov Moscow State University, and Sergei Donskoi, Russian Minister of Natural Resources and Environment, are seen here at Moscow State University during a nation-wide school lesson on environment.

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Viktor Sadovnichy, Rector of the Lomonosov Moscow State University; Sergei Donskoi, Russian Minister of Natural Resources and Environment; Mikhail Kirpichnikov, Chair of Biology Department at the Moscow State University, are seen here at Moscow State University during a nation-wide school lesson on environment.

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Viktor Sadovnichy, Rector of the Lomonosov Moscow State University; Sergei Donskoi, Russian Minister of Natural Resources and Environment; Mikhail Kirpichnikov, Chair of Biology Department at the Moscow State University, are seen here at Moscow State University during a nation-wide school lesson on environment.

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Sergei Donskoi, Russian Minister of Natural Resources and Environment, is seen here at Moscow State University during the nation-wide lesson on environment.

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Sergei Donskoi, Russian Minister of Natural Resources and Environment, is seen here at Moscow State University during the nation-wide lesson on environment.

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