Recent CBSE board examinations for classes X & XII throw up an important issue, that of lack of time. A couple of papers later, trend shows that papers are “too lengthy” and many students are unab ...

Floods in deserts like Jaisalmer (Rajasthan), snow in the UAE and Icebergs melting are strong indications of global warming. This phenomenon is due to the “greenhouse effect”, which is nothing but the ...