Electricity in India.—The Green Sun

Safe in the Sun

سرطانهای جلدی را می توان به انواع پیش بدخیم و بدخیم تقسیم نمود. شایعترین ضایعه جلدی پیش بدخیم، کراتوز آفتابی نام دارد که بصورت ضایعات خشک و دلمه دار جلدی بروز می کنند - لنتیگو  آفتابی یک ضایعه پیش بدخیم دیگرن است که بصورت لکه های قهوه ای و صاف (غیر برجسته روی پوست مشاهده می شوند) ضایعات پیش بدخیم در صورت عدم درمان می توانند بدخیم شوند. 

Sun Compass Orientation by Juvenile Green Sea Turtles (Chelonia mydas)

– Juvenile green turtles occupy home ranges on shallow reefs that parallel the southeastern coast of Florida. When disturbed, the turtles often flee eastward toward deeper water. We captured turtles at night and recorded their orientation during the next 2 days while they swam tethered inside a large circular outdoor pool and were exposed to the sun. The turtles from 2 reef sites were significa...

Renewable Energy for Munich – Green Electricity from Biowaste

Green Electricity Products and the Sustainable Use of Water Resources

The non-sustainable use of water creates major environmental problems on a world wide scale. It is even an issue in regions with a relative abundance of this resources, like the Alps. Here, major problems are associated with the construction of dams and the operation of hydropower plants. The environmental impact of hydropower has been subjected to a fierce political debate in the eighties, esp...

A “Green TCPDP” to Reduce Electricity Consumed by Computers

This new era in engineering calls for a greater understanding of the environmental impacts of modern technology. In the year 2000 it is estimated that Personal Computers in the USA alone will consume 21.9 TWh of electricity. Most of this electricity will be wasted due to PC’s remaining powered-on, but idle, most of the time. PC’s are often left powered-on so that network connectivity can be mai...