شعار امسال این روز «هوای پاک، انسان سالم» است.
🌍🇮🇷🦋⃟ @EOHEng
🌍 #مهندسی_بهداشت_محیط
@EOHEng · 1.2K subscribers
🌹موسس و ادمین کانال : م . رجایی 🌳عضو هیئت علمی دانشگاه - تاسیس سال۱۳۹۴ بااهداف علمی پژوهشی فرهنگی و بهداشتی
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Channel created January 16, 2016per Telegram
We have been tracking it since August 22, 2026
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