Morocco-1239781

Tunnel through the Earth

What if we make a tunnel through the earth and drop a ball or any other body into it? How would the gravity behave on the ball, and , will the ball pop-up on the other side? If yes, then how much time will it take? A question, which is usually asked in competitive exams and for general interest.  This article is a descriptive analysis of bodies inside the tunnel through earth. To do so, we assume no- frictional forces…

2012-06-20-075

Analysis of Meteorological Data of Pantnagar Weather Station

About: This post is actually a summary of a research project I took under INSPIRE-SHE Scholarship Program by Dept. of Science and Technology, Govt. of India. My plan was to make the content open-source on the web that faults could be corrected by time. The language is simple and very easy to understand and the ease of understanding is focused to A-level (10+2) students and beyond. Abstract The present project is based on 20 years of meteorological data provided by IMD…

Clean Technology – Why it is the time to be Green?

What is the 'Need' of the, "Clean Technology"? Why Not? There is a desperate need to meet the challenges caused by climate change and environmental degradation. In the past, it was the entrepreneurial spirit that contributed most to the innovations with far-reaching benefits. Besides, scientists from outside the industry innovated technologies like steam power, the railways, telegraph, radios and telephone, petroleum, the automobile, computer, internet etc. Yet the role of entrepreneurial innovation in addressing environmental problems has received relatively little…

Polluted River

10 Most Endangered Rivers

A report from World Wild Fund For Nature lists following Rivers as the most endangered rivers.   1.Salween, Nujiang or Nu River Location: Shared by China, Myanmar and Thailand. It flows from the Tibetan Plateau. Major Threat: Dams made on it. 2. La Plata Location: It crosses five countries in South America. Paraguay, Brazil, Argentina, Uruguay & Bolivia. Major Threat: Dams and Navigation. 3. Danube Location: 19 European Countries. Major Threat: Navigation 4. Rio Grande Location: Border of US &…