Saturday, January 18, 2014

من الخير في كون الهواء ناقل ضعيف للحرارة




Craig Blanchard, a Park Service employee, poses in front of an unofficial temperature gauge at the Furnace Creek Visitor Center in Death Valley National Park in California June 29, 2013. Extreme heat enveloped most of California and Nevada and parts of southern Arizona as a large high pressure system trapped hot air across the area, said National Weather Service meteorologist Todd Lericos. REUTERS/Steve Marcus (UNITED STATES - Tags: ENVIRONMENT) - RTX116HU

رجل يبتسم حينما كانت الحرارة فوق ال54 سيليزيوس
















أطفال يمرحون وسط الثلوج
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