In (a)___ last 25 years (b) ___ world has lost one-third of its natural wealth, according to (c) ___international conservation organization world wild fund. (d)___ earth's forest, wetlands, seas and coasts are in (e)___ worse state today than they were before. Forests are cut down. Moreover, they are being burnt indiscriminately resulting in (f)___ increase in carbon-di-oxide and ultimately in (g) ___ water level rising as a consequence of global warming. It is anticipated that (h)___ new century will face (i)___ overwhelming environmental (j)___catastrophe.