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ScienceCasts: مراقبة جودة الهواء

يجري العمل حاليًا لمراقبة جودة الهواء على صعيد عالمي، حيث تستعد الولايات المتحدة، وكوريا، والاتحاد الأوروبي لإطلاق أقمار صناعية ثابتة بالنسبة إلى الأرض قادرة على مراقبة الملوّثات وأنواع الهباء الجوي الأخرى. يمكنك زيارة http://science.nasa.gov/ لمزيد من المعلومات. انقر هنا لمشاهدة مزيدٍ من الفيديوهات: https://alugha.com/NASA

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NASA's OSIRIS-REx spacecraft is scheduled to launch on a mission to orbit, map and collect samples from the asteroid Bennu, and return to Earth 7 years later. OSIRIS-REx: http://www.asteroidmission.org/ Visit http://science.nasa.gov/ for more Click here to see more videos: https://alugha.com/NASA

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