مجموعة مؤلفين 
سلسلة الحياة الخضراء: وسائط النقل الخضراء [EPUB ebook] 

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Обкладинка مجموعة مؤلفين: سلسلة الحياة الخضراء: وسائط النقل الخضراء (ePUB)

تشمل وسائط النقل جميعها وسائط نقل الناس والمنتجات حول العالم. لقد غيرت وسائط النقل الحديثة طريقة حياتنا بصورة كبيرة، ولكن هذا التغير أعقبه نفقات باهظة على تستخدم معظم وسائط النقل مشتقات البترول (النفط)، وهو موارد محدود وسينضب في يوم ما. ويعدّ حرق مشتقات البترول أحد أسباب التلوث البيئي، إضافة إلى ما ينجم عنه من غاز ثاني أكسيد الكربون الذي يتراكم في الغلاف الجوي مسببا احترارًا عالميا، لذا فإن تقليل الأثر البيئي لوسائط النقل يعدّ أمرًا حيويا للحفاظ على البيئة.

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Мова Арабською ● Формат EPUB ● Сторінки 66 ● ISBN 9786035039284 ● Розмір файлу 5.8 MB ● Вік 99-17 років ● Видавець Obeikan ● Місто Riyadh ● Країна AE ● Опубліковано 2017 ● Завантажувані 24 місяців ● Валюта EUR ● Посвідчення особи 9305731 ● Захист від копіювання без

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