منابع مشابه
Biofuel Impacts on World Food Supply:
The rapidly growing world population and rising consumption of biofuels are increasing demand for both food and biofuels. This exaggerates both food and fuel shortages. Using food crops such as corn grain to produce ethanol raises major nutritional and ethical concerns. Nearly 60% of humans in the world are currently malnourished, so the need for grains and other basic foods is critical. Growin...
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Spirulina is a cyanobacterial photosynthesis that is grown commercially in many tropical and subtropical countries and temperate regions for human and animal nutrition. This commercial product is used as a rich source of protein and vitamins in the pharmaceutical, food and chemical industries due to its valuable nutrients. In the last two decades, the production of microalgae for food has incre...
متن کاملthe problem of divine hiddenness
این رساله به مساله احتجاب الهی و مشکلات برهان مبتنی بر این مساله میپردازد. مساله احتجاب الهی مساله ای به قدمت ادیان است که به طور خاصی در مورد ادیان ابراهیمی اهمیت پیدا میکند. در ادیان ابراهیمی با توجه به تعالی خداوند و در عین حال خالقیت و حضور او و سخن گفتن و ارتباط شهودی او با بعضی از انسانهای ساکن زمین مساله ای پدید میاید با پرسشهایی از قبیل اینکه چرا ارتباط مستقیم ویا حداقل ارتباط وافی به ب...
15 صفحه اولCereals, the world food problem and UK self-sufficiency.
In the United States, 91% of the maize, 64% of the barley and 88% of the oat crop is fed to animals. If all the cereals fed to animals in that country were available for human beings, it would be sufficient to feed not only the people of India, as stated in a recent publication (Ulbricht, 1976a), but in fact the whole of India and China. I am citing this fact not to suggest that US cereals coul...
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ژورنال
عنوان ژورنال: Nature
سال: 1953
ISSN: 0028-0836,1476-4687
DOI: 10.1038/171160a0