Melting World Glaciers

Posted by aruna75 on Wed, 14 Oct 2009

A glacier is a perennial mass of ice which moves over land. One of the worst effects of global warming is melting glaciers around the world. Climate change and rising temperatures are causing glaciers...

Disappearing Urban Trees

Posted by aruna75 on Mon, 02 Nov 2009

Urban trees are under threat as never before. Once upon a time there were trees everywhere. But where are the trees disappearing these days. More houses and flats are displacing trees. Intense urbaniz...