Developing countries face unique challenges and opportunities in their pursuit of sustainable...

every Sunday, Guys I have a announcement that I will post my video every Sunday.

The dugong (/ˈd(j)uːɡɒŋ/; Dugong dugon) is a marine mammal. It is one of four...

Its main effect on our environment will be that the number of non-biodegradable items one uses on...

This a world in which there every thing in good and bad amount and most unknown thing is this...