Levels of ecological study

so in this video we're going to discuss different levels of ecological study we're interested in these vocabulary terms organism population community ecosystem and biosphere we're going to see that there are other levels too when we get to more microbe units like the cells unit will eventually discuss structures within organisms but here in […]

What is the Environmental Impact of Feeding the World? | California Academy of Sciences

♪ (موسيقى) ♪ نحن نعيش في عالم ينمو ويتغير بسرعة وقد تحسنت صحة الإنسان كثيراً في العقود الماضية هناك حوالي 3 مليار شخص يصبحون أغنى وبحلول عام 2050، سيدخلون الطبقة الوسطى العالمية. تحدينا كمراهقين سيكون سدّ احتياجات هؤلاء الأشخاص وفي نفس الوقت محاولة عدم تدمير البيئة التي هي قوة الحياة من حولنا. نحن مرتبطون ارتباطاً […]

10 SCARIEST Environmental Issues!!

From the impacts of overpopulation to debateof climate change…stay tuned to number 1 to find out the 10 biggest environmental issuesplaguing humanity! Number 10: Manifest Destiny. In the early days of the United States, theimmigrants that became colonists that became members of the country were all located inthe eastern part of the US. But then, […]

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