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Guangzhou, China

For example, in the middle of the twentieth century, pesticides began to be widely and actively used, and quite soon it became clear that this entailed serious consequences: birds began to die, people began to develop

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Moscow, Russia

For example, in the middle of the twentieth century, pesticides began to be widely and actively used, and quite soon it became clear that this entailed serious consequences: birds began to die, people began to develop

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