In modern world, more then every, with the advent new technologies, increasing need to think about how we manage Earth resources, how we use and where using. Main question is: “Is it expedient?” Ecological situation is pickle now.Подробнее
Методические публикации · Миронова Евгения Игоревна — me-po.ru
Миронова Евгения Игоревна — Методические публикации