It is true that the exorable increase in the global temperature and a steady rise in __________ are threatening the survival of humans.

By reducing your reliance on fossil fuels, you can reduce your contribution to _____________.

The Red Sea resorts, now making a play for winter sun business, has crystal clear waters and ________ full of technicoloured fish.

We gave final protection to the Mississippi gopher frog on December 4 by listing it as an ____________.

This study explores the interplay between attitudes and behaviours related to flood risk awareness and structural _________ in two communities and how they changed over time.

The purpose of ______________ is to refine crude petroleum

Coal and oil are two important__________ we use in our society.

Gases that trap heat in the atmosphere are called _____________.