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As spring arrives, so does the sneezing season for millions who suffer from allergies. By mid-to-late March, male juniper trees across Beijing burst into yellow blooms, releasing clouds of pollen carried by the wind. It's a major source of the city's spring pollen pollution. But this year, local authorities are fighting back with science.
As spring arrives, so does the sneezing season for millions who suffer from allergies. By mid-to-late March, male juniper trees across Beijing burst into yellow blooms, releasing clouds of pollen carried by the wind. It's a major source of the city's spring pollen pollution. But this year, local authorities are fighting back with science.